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Type of nuclear fission reactor
A small modular reactor (SMR) is an emergent class of nuclear fission reactors with a rated electrical power of less than 300 megawatts (MWe), which use
Small_modular_reactor
Small modular reactors (SMR) are much smaller than the current nuclear reactors (300 MWe or less) and have compact and scalable designs which propose
List of small modular reactor designs
List_of_small_modular_reactor_designs
Indian nuclear reactor design
The Bharat Small Modular Reactor, abbreviated as BSMR, is a small modular reactor design being developed in India by the Nuclear Power Corporation of India
Bharat_Small_Modular_Reactor
Small modular nuclear reactor design
The BWRX-300 is a design for a small modular nuclear reactor proposed by GE Vernova Hitachi Nuclear Energy (GVH). The BWRX-300 would feature passive safety
BWRX-300
American nuclear technology company
is a publicly traded American company that designs and markets small modular reactors (SMRs). It is headquartered in Tigard, Oregon. The company's VOYGR
NuScale_Power
Proposed nuclear reactor site in Oak Ridge, Tennessee
Clinch River Breeder Reactor Project. In February 2022, the site was announced as the first location of a small modular reactor as part of the TVA's New
Clinch_River_Nuclear_Site
American nuclear energy company
fluoride salt-cooled high-temperature reactors (FHRs), a type of molten-salt reactor, in a small modular reactor (SMR) form factor. Kairos Power was founded
Kairos_Power
Nuclear research facility in Mumbai, India
Uranium-233 produced in the fast-breeder reactors being developed by IGCAR. The Bharat small modular reactor (BSMR) is a reactor design under development at the
Bhabha_Atomic_Research_Centre
Proposed fuel-recycling commercial reactor
The Aurora Powerhouse is a small modular reactor design proposed by Oklo Inc. Its first unit is under construction at Idaho National Laboratory under
Aurora_nuclear_reactor
American nuclear energy company
record. The Xe-100 is a pebble-bed small modular reactor (SMR) designed by X-energy. A high-temperature gas-cooled reactor, the Xe-100 is moderated by graphite
X-energy
Decommissioned nuclear power plant in Wales
While the Welsh government initially explored redevelopment via small modular reactors (SMRs) in 2021, the UK's Great British Energy – Nuclear (GBE-N)
Trawsfynydd nuclear power station
Trawsfynydd_nuclear_power_station
as yet-to-be-developed small modular reactors, in a push towards and decarbonisation while replacing the ageing AGR reactors and phasing out gas and
Nuclear power in the United Kingdom
Nuclear_power_in_the_United_Kingdom
Nuclear power plant in New Brunswick, Canada. CANDU reactor
committed 10 million dollars toward the establishment of an advanced Small Modular Reactor Research Cluster. This was followed by announcements of the participation
Point Lepreau Nuclear Generating Station
Point_Lepreau_Nuclear_Generating_Station
entered commercial operation. HTR-PM is a small modular reactor which connects two helium-cooled reactor modules to a single steam turbine, outputting
Nuclear_power_in_China
Propulsion system for marine vessels utilizing a nuclear powerplant
propulsion reactor produces no more than a few hundred megawatts. Some small modular reactors (SMR) are similar to marine propulsion reactors in capacity
Nuclear_marine_propulsion
American nuclear technology company
approval in September 2014. GVH's Power Reactor Innovative Small Modular (PRISM) is a Generation IV reactor that uses liquid sodium as a coolant. In
GE Vernova Hitachi Nuclear Energy
GE_Vernova_Hitachi_Nuclear_Energy
Nuclear reactor design
The Rolls-Royce SMR, also known as the UK SMR, is a small modular reactor (SMR) design being developed by the Rolls-Royce (RR) company in the United Kingdom
Rolls-Royce_SMR
American nuclear energy company
decommissioning. The company’s power plant, the PWR-20, a type of small modular reactor, consists of a few dozen rectangular modules that are factory-made
Last_Energy
Nuclear technology company developing the Integral Molten Salt Reactor
uses molten salt reactor technology and is one example of a small modular reactor (SMR) characteristic of Generation IV nuclear reactor designs. Terrestrial
Terrestrial_Energy
nuclear-powered aircraft List of reactor types List of small modular reactor designs List of fusor examples – fusor-type nuclear fusion reactors List of fusion experiments
Lists_of_nuclear_reactors
Proposed nuclear power station
in partnership with Amazon, the site would house up to 12 Xe-100 small modular reactors designed by X-energy. It would be X-energy's second power plant
Cascade Advanced Energy Facility
Cascade_Advanced_Energy_Facility
Device for controlled nuclear reactions
and boiling water reactors. Other designs include gas-cooled, fast-spectrum, breeder, heavy-water, molten-salt, and small modular, each of which improves
Nuclear_reactor
number of small nuclear reactors in the world. * Once built, ELENA will be the smallest commercial nuclear reactor ever built. Small modular reactor Micro
List of Russian small nuclear reactors
List_of_Russian_small_nuclear_reactors
Fast-neutron nuclear reactor cooled by molten lead
lead-cooled reactor design has been proposed as a generation IV reactor. Plans for future implementation of this type of reactor include modular arrangements
Lead-cooled_fast_reactor
Nuclear energy company
October, newcleo's lead-cooled fast reactor (LFR) was selected by the European Industrial Alliance on Small Modular Reactors as one of the projects to receive
Newcleo
American nuclear technology company
develops a small modular nuclear reactor, the Aurora Powerhouse, and intends to sell both electricity and radioisotopes produced by their Aurora reactors. The
Oklo_Inc.
Power station in Bowmanville, Ontario, Canada
initial projections. In 2020 plans started to install a much smaller BWRX-300 small modular reactor on the B site, which are ongoing as of 2023[update]. This
Darlington Nuclear Generating Station
Darlington_Nuclear_Generating_Station
Nuclear power plant in Van Buren County, Michigan
its SMR-300 small modular reactors at Palisades by mid-2030. Michigan portal Energy portal Nuclear technology portal List of nuclear reactors Nuclear energy
Palisades Nuclear Generating Station
Palisades_Nuclear_Generating_Station
Bharat Small Modular Reactor (BSMR-200) 55MWe SMR, 55 MWe Small Modular Reactor (SMR-55), and up to 5MWth High temperature gas cooled reactor for hydrogen
Nuclear_power_in_India
Nuclear power plant design
integral molten salt reactor (IMSR) is a nuclear power plant design targeted at developing a commercial product for the small modular reactor (SMR) market. It
Integral_Molten_Salt_Reactor
Type of nuclear reactor that operates at high temperatures as part of normal operation
developers of a proposed Generation IV pebble-bed reactor U-Battery (2020) – a micro–small modular reactor design effort, discontinued in 2023 Evans D. Kitcher
High-temperature gas-cooled reactor
High-temperature_gas-cooled_reactor
Very small nuclear reactor of 1-20 MW capacity
reactors, and range in capacity from 1 to 20 MWe (megawatts of electricity), compared to 20 to 300 MWe (megawatts of electricity) for small modular reactors
Nuclear_microreactor
Type of nuclear reactor cooled by molten sodium
Daniel T. (2016). "Chapter 3: The rise of current small modular reactors (2000–2015)". Small Modular Reactors: Nuclear Power Fad Or Future?. doi:10.1016/B978-0-08-100252-0
Sodium-cooled_fast_reactor
Chinese small modular nuclear reactor
球床模块式高温气冷堆核电站) is a Chinese small modular nuclear reactor. It is a high-temperature gas-cooled (HTGR) pebble-bed generation IV reactor evolved from the HTR-10
HTR-PM
Proposed small modular reactor
The B&W mPower was a proposed small modular reactor designed by Babcock & Wilcox, and to be built by Generation mPower LLC, a joint venture of Babcock
B&W_mPower
Nuclear reactor
small modular reactors. This plan was later changed on 24 March 2026 to have two 1 GW VVER-1000 units and two 55MWe RITM-200N small modular reactors instead
RITM-200
Type of nuclear reactor cooled by molten material
monolithic or modular, large or small. The reactor can adopt a loop, modular or integral configuration. Variations include: The molten-salt fast reactor (MSFR)
Molten-salt_reactor
Two power stations, the coal-fired station closed in 2019
Holtec submitted a proposal to install up to four Holtec SMR-300 small modular reactors at Cottam, potentially powering a datacentre project at the site
Cottam_power_stations
involving a variety of advanced reactors, including a small modular reactor, a liquid-metal fast/nuclear transmutation reactor, and a high-temperature hydrogen
Nuclear_power_in_South_Korea
American energy technology company
Department of Energy's CESER program, participating in coalitions for small modular reactors with utilities like TVA to apply for DOE grants, and working with
GE_Vernova
Nuclear energy extracted from thorium isotopes
thorium reactor using declassified US documents "Advances in Small Modular Reactor Technology Developments 2018" (PDF). IAEA Advanced Reactors Information
Thorium-based_nuclear_power
Canadian heavy water nuclear reactor design
Canada to establish a "SMR Roadmap" targeting the development of small modular reactors (SMRs). In response, SNC-Lavalin developed a 300 MWe SMR version
CANDU_reactor
options" with a scenario that may build new capacity after 2030. Small modular reactors may become an attractive option, dependent on earlier demonstration
Nuclear_power_in_South_Africa
Type of nuclear reactor
regulatory approval from the Nuclear Regulatory Commission for a small modular reactor with a modified PWR design. Also in 2020, the Energy Impact Center
Pressurized_water_reactor
Use of electrons to join metal parts via melting
building the first electron-beam welder. In 2023–2025, driven by small modular reactor (SMR) development, robotic EBW techniques were able to weld pressure
Electron-beam_welding
Small nuclear reactor design
U-battery is a micro–small modular reactor design of a nuclear reactor. The design for U-Battery was created at Delft University of Technology in the
U-Battery
Private Danish company developing molten salt technology
manufacturable molten-salt reactors. The company is pursuing small modular, molten fuel salt, thorium fuel cycle, thermal spectrum, breeder reactors using separated
Copenhagen_Atomics
Modular nuclear reactor in Argentina
CAREM (Spanish: Central Argentina de Elementos Modulares) is a small modular reactor for electrical power generation under construction since 2014, near
CAREM
expected to only be finished by 2040. It also intends to build small modular reactors. Poland operates a nuclear waste disposal site in Różan, named Krajowe
Nuclear_power_in_Poland
American supplier of equipment and systems for the energy industry
the Holtec Inherently Safe Modular Underground Reactor, is a single loop natural circulation 160 MWe pressurized water reactor with a passive core cooling
Holtec_International
Type of nuclear reactor that uses molten material as fuel
high-flux reactor was underway. Generation IV reactor Thorium-based nuclear power List of small nuclear reactor designs Passive nuclear safety Small modular reactor
Liquid fluoride thorium reactor
Liquid_fluoride_thorium_reactor
South African nuclear reactor design
The Pebble Bed Modular Reactor (PBMR) is a particular design of pebble bed reactor developed by South African company PBMR (Pty) Ltd from 1993 until 2009
Pebble_Bed_Modular_Reactor
Indian nuclear reactor design
locations in India. It is being used as a base for designing the Bharat small modular reactor (BSMR), for captive use by companies. The IPHWR design was later
IPHWR-220
Nuclear reactor design
Stable Salt Reactor" (PDF). Moltex Energy Ltd. Archived from the original (PDF) on 2016-06-19. Retrieved 2017-01-25. "Home". Small modular reactors in New
Stable_salt_reactor
Nuclear fission reactor family
The KLT-40 family are nuclear fission reactors originating from OK-150 and OK-900 ship reactors. KLT-40 were developed to power the Taymyr-class icebreakers
KLT-40_reactor
resumed licensing activities, this time for the construction of one small modular reactor (SMR), later expanded to three additional BWRX-300 SMR. Site preparation
Nuclear_power_in_Canada
the purpose of which is to promote the implementation of SMR-160 small modular reactor (SMR) technology in Ukraine. On April 17, 2024, Energoatom and the
Nuclear_power_in_Ukraine
Nuclear fission reactor
The OK-650 reactor is the nuclear fission reactor used for powering the Soviet Navy's Project 685 Плавник/Plavnik (Mike), Project 971 Щука-Б/Shchuka-B
OK-650_reactor
Proposed nuclear reactor design
fission reactor design under development by General Atomics since 2009. It would be a fast-neutron version of the Gas Turbine Modular Helium Reactor (GT-MHR)
Energy_Multiplier_Module
Molten salt reactor program
molten salt reactor". China Daily. Part 5. Retrieved 6 November 2025. "小型模块化钍基熔盐堆研究设施项目环境影响报告书(选址阶段)[Small Modular Thorium Molten Salt Reactor Research Facility
TMSR (Chinese reactor project)
TMSR_(Chinese_reactor_project)
nuclear power stations List of boiling water reactors List of largest power stations List of small modular reactor designs List of nuclear reprocessing sites
List of commercial nuclear reactors
List_of_commercial_nuclear_reactors
New nuclear reactor technologies under development
in gen. III reactor structural materials. Energy portal Nuclear technology portal List of small modular reactor designs Nuclear reactor Nuclear material
Generation_IV_reactor
Topics referred to by the same term
Moment Release, an earthquake precursor Advanced Modular Reactor, a proposed Small modular reactor design Autonomous mobile robot Abstract Meaning Representation
AMR
Form of nuclear reactor failure
Containment building Nuclear power Pressurized water reactor Small modular reactor Nuclear fuel response to reactor accidents Nuclear accidents in the United States
Loss-of-coolant_accident
Controversy over the use of nuclear power
small modular reactor company Kairos energy and Amazon announcing it would be supporting a joint nuclear energy project between small modular reactor
Nuclear_power_debate
country's planned commercial nuclear reactors. As of 2023, Jordan is considering options for purchasing small modular reactors. In 2007, Jordan's Committee for
Nuclear_power_in_Jordan
begin exploring the possibility of using nuclear energy, especially Small Modular Reactors (SMRs), as part of its future energy mix. He described this as his
Energy_in_Greece
Nuclear reactor design
system and adds a molten salt energy storage island. Small modular reactor Sodium-cooled fast reactor Testimony to the U.S. Congress: Full Committee Hearing
PRISM_(reactor)
other locations have been proposed for small modular reactor. Several locations have been proposed for nuclear reactors to generate electricity: Cape Muria
Nuclear_power_in_Indonesia
Proposed nuclear power station
in Calhoun County, Texas. It will consist of four 80 MWe Xe-100 small modular reactors (SMRs) and is being developed by X-energy and Dow Chemical Company
Long_Mott_Generating_Station
Concept nuclear reactor whose water operates at supercritical pressure
has applied the SCWR concept toward supercritical water-cooled small modular reactors (SCW-SMRs). These designs aim to retain the high thermal efficiency
Supercritical_water_reactor
26th and current premier of Ontario, Canada
2020, Ontario Power Generation (OPG) announced plans to build a small modular reactor (SMR) at Darlington Nuclear Generating Station. OPG will work with
Premiership_of_Doug_Ford
Soviet marine nuclear reactor
The OK-150 reactor (1st generation) and its successor, the OK-900 reactor (2nd generation) are Soviet marine nuclear reactors used to power ships at sea
OK-150_reactor
Nuclear power plant in Louisa County, Virginia
Virginia announced it was working with companies to evaluate siting a small modular reactor at North Anna. A state law recently passed enables this if additional
North Anna Nuclear Generating Station
North_Anna_Nuclear_Generating_Station
plants. Its stated goal is to reduce the cost and duration of nuclear reactor construction and increase the nuclear power supply 100-fold by 2040 to
OPEN100
Nuclear research facility in Ontario, Canada
"World's first micro-modular reactor to be built in Chalk River, Ont". Retrieved May 12, 2023. "Canada's First Small Modular Reactor Project Achieves Licensing
Chalk_River_Laboratories
power Small modular reactor List of nuclear reactors List of United States Naval reactors List of Soviet Naval reactors List of Russian small nuclear
ELENA_reactor
Class of nuclear reactor used for education and research
ISBN 9780738207780. "New Console Installed at U's Triga Reactor". 29 October 2020. "UxC: Small Modular Reactor Market Outlook". www.uxc.com. Triga Power System:
TRIGA
in order to replace the aging and dangerous Metsamor, possibly a small modular reactor. The country also has eleven hydroelectric power plants and has
Energy_in_Armenia
Russian state-owned nuclear technologies company
of the small modular reactor “Shelf” for consumers in the ≤ 10 MW power range. The company also developed the SVBR-100 lead-bismuth fast reactor for consumers
Rosatom
Polish businessman and rally driver (born 1962)
potential construction of a nuclear power plant in Poland based on small modular reactors (SMR) BWRX-300 technology. This is the first agreement of this type
Michał_Sołowow
of renewable energy technologies Methanol economy Osmotic power Small modular reactor "Electric Power Generation, Transmission, and Distribution eTool:
List_of_power_station_types
Planned lead-cooled reactor demonstrator
ALFRED (Advanced Lead-cooled Fast Reactor European Demonstrator) is a planned lead-cooled fast reactor. Designed by Ansaldo Energia from Italy, it represents
ALFRED_(nuclear_reactor)
Cancelled nuclear power plant in Washington, United States
The WNP-1 site has been selected as a location for small modular reactors: Washington Xe-100 reactor site. The Site Certification Agreement was approved
WNP-1_and_WNP-4
Engineering school developed a prototype small modular reactor (SMR), the Multi-Application Small Light-Water Reactor, funded by the Department of Energy under
Oregon State University College of Engineering
Oregon_State_University_College_of_Engineering
Russian small nuclear reactor design
remove the fuel from the reactor's remote location to Russia's mainland. List of nuclear reactors List of small modular reactor designs Nuclear power in
EGP-6
Power plant in Dâmbovița County, Romania
It was demolished to clear the site for the new project using a Small modular reactor. In 2011 Termoelectrica, the owner of the powerplant, and China
Doicești_Power_Station
İğneada have stalled. The country is considering buying small modular reactors. Turkey plans new reactors in Thrace and Sinop. By 2050, it aims to reach 20
Nuclear_power_in_Turkey
British governmental investment body
and Net Zero. It supports the civil nuclear programme, including small modular reactors. On 10 June 2025 the government announced Rolls-Royce SMR as the
Great_British_Energy
Type of nuclear fuel
larger 100 MWe HTR-PM small modular reactor, which came online in December 2021. As of 2026, it is the only TRISO-fueled reactor in commercial operation
TRISO_fuel
NASA project aimed at producing a nuclear reactor for space
that uses heat from radioactive decay RAPID-L Small modular reactor – Type of nuclear fission reactor SNAP-10A – Experimental nuclear-powered US Air
Kilopower
Lead-cooled reactor family designed in Russia
Teplonositelem, 'Naturally Safe Lead-Cooled Fast Reactor') is a generation IV lead-cooled fast nuclear reactor. BREST-300 model is under construction since
BREST_(reactor)
Chinese state-owned enterprise
CNNC announced it would start building a demonstration ACP100 small modular reactor on the north-west side of the existing Changjiang Nuclear Power
China National Nuclear Corporation
China_National_Nuclear_Corporation
Danish small molten salt reactor startup
atomkraft". Finans (in Danish). Retrieved 13 November 2022. "Advances in Small Modular Reactor Technology Developments". International Atomic Energy Agency. Published
Saltfoss_Energy
Potential U.S. nuclear power revival
the private sector focus has shifted toward the development of small modular reactors (SMRs), which could theoretically cut down on the high costs and
Nuclear renaissance in the United States
Nuclear_renaissance_in_the_United_States
Nuclear energy and fuels company
nuclear power in the UK by 2050. Great British Nuclear is running a small modular reactor (SMR) competition which will place between one and four co-funding
Great British Energy – Nuclear
Great_British_Energy_–_Nuclear
American utility company
the construction of new nuclear power facilities, particularly small modular reactors, with the first facility being constructed in partnership with Oak
Tennessee_Valley_Authority
Heat used in industrial processes
only high-temperature small modular reactor currently in operation. X-energy, an American reactor developer, is developing modular HTGRs for process heat
Process_heat
available nuclear power reactors. They are smaller in size, and both companies are therefore producing small modular reactors. The issue of introducing
Nuclear_power_in_Denmark
Power generated from nuclear reactions
nuclear industry interest in small modular reactors (SMR) has grown enormously, on the expectation that smaller reactors will permit faster deployment
Nuclear_power
SMALL MODULAR-REACTOR
SMALL MODULAR-REACTOR
Surname or Lastname
English
English : from the medieval female personal name Mal(le), pet form of Mary (see Marie).Indian (northern states) : Hindu name found in several communities, from Sanskrit malla ‘strongman’, ‘wrestler’.
Surname or Lastname
English (Devon)
English (Devon) : variant of Small.
Boy/Male
German
Power of an Eagle
Surname or Lastname
English
English : nickname for a person of slender build or diminutive stature, from Middle English smal ‘thin’, ‘narrow’.Translation of equivalents in other European languages, such as German Klein and Schmal, French Petit.
Surname or Lastname
Scottish and northern English
Scottish and northern English : variant of Small.English : habitational name from a lost place in eastern Sussex named Smeghel, from Old English smēagel ‘burrow’, or from Brooksmarle (now Broxmead) in Sussex (named with Old English brocc ‘badger’ + smēagel).
Boy/Male
Tamil
Small Diya, Small light
Girl/Female
Indian
Small
Girl/Female
Hindu
Small
Boy/Male
Hindu
Small Diya, Small light
Girl/Female
Muslim
Small
Boy/Male
Tamil
Small
Surname or Lastname
English (East Anglia)
English (East Anglia) : unexplained.
Surname or Lastname
English
English : variant of Sale 1.English : from a short form of a personal name beginning with Sal-, for example Salomon.Swedish (Säll) : nickname from säll ‘happy’, ‘fortunate’, probably a soldier’s name.African : unexplained.
Boy/Male
Indian
Small
Boy/Male
Indian
Love
Girl/Female
Tamil
Small
Girl/Female
Tamil
Artisha | à®…à®°à¯à®¤à¯€à®·à®¾
Small
Artisha | à®…à®°à¯à®¤à¯€à®·à®¾
Surname or Lastname
English
English : patronymic from Small.
Girl/Female
Tamil
Kaneshka | கநேஷà¯à®•ா
Small
Kaneshka | கநேஷà¯à®•ா
Girl/Female
Hindu, Indian
Small Leaf; Small Plant
SMALL MODULAR-REACTOR
SMALL MODULAR-REACTOR
Girl/Female
American, Australian, British, English, French, German, Hebrew, Italian, Teutonic
Mighty with a Spear; Rules by the Spear; Female Version of Gerald; Spear Ruler; To be Strong; To Command
Girl/Female
Muslim
Beauty
Boy/Male
British, English, Hebrew
Right-hand Son; Similar to Benedict
Boy/Male
Tamil
Jaigopal | ஜய கோபால
Victory of Lord Krishna
Biblical
stony
Female
Egyptian
, a sister of Sekherta.
Girl/Female
Muslim
Intuition, Inspiraction, Reavaluction
Surname or Lastname
English and Scottish
English and Scottish : from the Middle English personal name Bat(t)e, a pet form of Bartholomew.
Girl/Female
French
Born in the spring.
Boy/Male
Muslim
Friendship, Affection
SMALL MODULAR-REACTOR
SMALL MODULAR-REACTOR
SMALL MODULAR-REACTOR
SMALL MODULAR-REACTOR
SMALL MODULAR-REACTOR
n.
A popular or jocular name for a drinking vessel.
superl.
Not prolonged in duration; not extended in time; short; as, after a small space.
a.
Adapted to the means of the common people; possessed or obtainable by the many; hence, cheap; common; ordinary; inferior; as, popular prices; popular amusements.
v. t.
To put into a stall or stable; to keep in a stall or stalls; as, to stall an ox.
pl.
of Morula
a.
Beloved or approved by the people; pleasing to people in general, or to many people; as, a popular preacher; a popular law; a popular administration.
adv.
In a small quantity or degree; with minuteness.
superl.
Being of slight consequence; feeble in influence or importance; unimportant; trivial; insignificant; as, a small fault; a small business.
a.
Prevailing among the people; epidemic; as, a popular disease.
adv.
In or to small extent, quantity, or degree; little; slightly.
a.
Of or pertaining to the common people, or to the whole body of the people, as distinguished from a select portion; as, the popular voice; popular elections.
superl.
Having little size, compared with other things of the same kind; little in quantity or degree; diminutive; not large or extended in dimension; not great; not much; inconsiderable; as, a small man; a small river.
pl.
of Modulus
v. i.
A small apartment or shed in which merchandise is exposed for sale; as, a butcher's stall; a bookstall.
n.
To model; also, to modulate.
a.
Given to jesting; jocose; as, a jocular person.
n. pl.
See Small, n., 2, 3.
a.
Relating or belonging to an ovule; as, an ovular growth.
n.
The small or slender part of a thing; as, the small of the leg or of the back.
a.
Of or pertaining to mode, modulation, module, or modius; as, modular arrangement; modular accent; modular measure.