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Framework of spaced bars that are parallel to or cross each other
Look up grating in Wiktionary, the free dictionary. A grating is any regularly spaced collection of essentially identical, parallel, elongated elements
Grating
Optical component which splits light into several beams
In optics, a diffraction grating is a grating with a periodic structure of appropriate scale so as to diffract light, or another type of electromagnetic
Diffraction_grating
Lobe in a discrete aperture antenna
added, causing grating lobes. Grating lobes are undesirable and identical to the main lobe. The perceived difference seen in the grating lobes is because
Grating_lobes
Type of distributed Bragg reflector constructed in a short segment of optical fiber
A fiber Bragg grating (FBG) is a type of distributed Bragg reflector constructed in a short segment of optical fiber that reflects particular wavelengths
Fiber_Bragg_grating
Composite building material
Fiberglass reinforced plastic grating (also known as FRP grating, glass reinforced plastic grating or fiberglass grating) is a composite material manufactured
Fiberglass reinforced plastic grating
Fiberglass_reinforced_plastic_grating
Type of diffraction grating
A blazed grating – also called echelette grating (from French échelle = ladder) – is a special type of diffraction grating. It is optimized to achieve
Blazed_grating
Optical multiplexer component
Arrayed waveguide gratings (AWG) are commonly used as optical (de)multiplexers in wavelength division multiplexed (WDM) systems. These devices are capable
Arrayed_waveguide_grating
Optical axis gratings (OAGs) are gratings of optical axis of a birefringent material. In OAGs, the birefringence of the material is constant, while the
Optical_axis_grating
A long-period fiber grating couples light from a guided mode into forward propagating cladding modes where it is lost due to absorption and scattering
Long-period_fiber_grating
Phenomenon in optics
resonance is a grating coupler, which is a region on top of or below a waveguide where there is a grating. Off-resonance light incident on the grating behaves
Guided-mode_resonance
Type of diffraction grating used in spectrometers
An echelle grating (from French échelle, meaning "ladder") is a type of diffraction grating characterised by a relatively low groove density, but a groove
Echelle_grating
Human visual perception phenomenon
human visual perception in which colorless gratings appear colored contingent on the orientation of the gratings. It is an aftereffect requiring a period
McCollough_effect
Grating-coupled interferometry (GCI) is a biophysical characterization method mainly used in biochemistry and drug discovery for label-free analysis of
Grating-coupled interferometry
Grating-coupled_interferometry
Fraction of optical power diffracted by an optical element
the performance of diffractive optical elements – especially diffraction gratings – in terms of power throughput. It's a measure of how much optical power
Diffraction_efficiency
Imaging systems using changes in phase
Because only phase gratings are used, grating fabrication is less challenging than techniques that use absorption gratings. The first grating Bonse-Hart interferometer
Phase-contrast_X-ray_imaging
Metal surface
Anti-slip gratings (more correctly known as slip-resistant grating or safety grating) are grating products used to provide grip on steps, running boards
Anti-slip_grating
Optical device for selecting part of a spectrum
grating, to spatially separate the colors of light. It usually has a mechanism for directing the selected color to an exit slit. Usually the grating or
Monochromator
Microbend grating is a convenient method to couple light from one guided transverse mode into another. Due to its antisymmetric nature of perturbation
Microbend_gratings
Type of optical diffraction grating
In optics, a holographic grating is a type of diffraction grating formed by an interference-fringe field of two laser beams whose standing-wave pattern
Holographic_grating
Diffraction grating produced by interfering ultrasonic waves
An ultrasonic grating is a type of diffraction grating produced by the interference of ultrasonic waves in a medium, which alters the physical properties
Ultrasonic_grating
Micro projection technology
The grating light valve (GLV) is a "micro projection" technology that operates using a dynamically adjustable diffraction grating. It competes with other
Grating_light_valve
induced grating (EIG) is an optical interference phenomenon where an interference pattern is used to build a dynamic spatial diffraction grating in matter
Electromagnetically induced grating
Electromagnetically_induced_grating
Tool to grate something
harder foods like nuts. Several types of graters feature different sizes of grating slots and can therefore aid in the preparation of a variety of foods. In
Grater
Anomalous diffraction at metallic gratings
in metallic gratings. It was first observed by American physicist Robert W. Wood in 1902. Initially unexplained by conventional grating theories, the
Wood's_anomaly
Interference phenomenon of waves
caused by a bird feather, which was effectively the first diffraction grating to be discovered. Thomas Young developed the first wave treatment of diffraction
Diffraction
Technique to characterize materials using X-ray radiation
They also painstakingly produced numerous diamond-ruled glass diffraction gratings for their spectrometers. The law of diffraction of a crystal is called
X-ray_spectroscopy
Type of laser diode
element or diffraction grating. The structure builds a one-dimensional interference grating (Bragg scattering), and the grating provides optical feedback
Distributed-feedback_laser
Near-field diffraction effect
incident upon a periodic diffraction grating, the image of the grating is repeated at regular distances away from the grating plane. The regular distance is
Talbot_effect
Scattering from arrays of atoms
where θ is measured from the surface normal), the wavelength λ, and the "grating constant" d of the crystal are connected by the relation: n λ = 2 d sin
Bragg's_law
Lobes of far field radiation pattern of antenna
the first grating lobe, or between grating lobes. It is conceptually useful to distinguish between sidelobes and grating lobes because grating lobes have
Sidelobes
Optical device
Multiple-prism grating laser oscillators, or MPG laser oscillators, use multiple-prism beam expansion to illuminate a diffraction grating mounted either
Multiple-prism grating laser oscillator
Multiple-prism_grating_laser_oscillator
from Sid, he assigns Legs to partner up with Ducky. Legs opens the vent grating so that she and Ducky can go to the front porch. Here, Legs lowers Ducky
List_of_Toy_Story_characters
Technique for amplifying ultrashort laser pulses
beams, even in an unfocused large aperture (after exiting the compression grating) can exceed intensities of 700 GW/cm2, which if allowed to propagate in
Chirped_pulse_amplification
In physics, a high contrast grating is a single layer near-wavelength grating physical structure where the grating material has a large contrast in index
High_contrast_grating
Mathematical explanation of far field diffraction
The detailed structure for 20 and 50 slits gratings are illustrated in the second diagram. The grating now has N slits of width W and spacing S The
Fraunhofer diffraction equation
Fraunhofer_diffraction_equation
Kitchen utensil
grater or rotational grater is a hand-operated kitchen utensil designed for grating or pureeing small quantities of food. The device consists of a small metal
Mouli_grater
American animated television series
of season two, he did appear in "Cartoon Cornered". Sergeant Francis Q. Grating (voiced by Ron Perlman) is a police sergeant and the boss of Bonkers and
Bonkers_(American_TV_series)
French Roman Catholic saint
John of the Grating (Latin: Johannes a Craticula, French: Jean de Châtillon; died 1163) was a Cistercian Bishop of Aleth. He moved his episcopal see to
John_of_the_Grating
Dispersive optical device
(VIPA) is an angular dispersive device that, like a prism or a diffraction grating, splits light into its spectral components. The device works almost independently
Virtually_imaged_phased_array
Instrument to measure the properties of visible light
deduce their chemical composition. The spectrometer uses a prism or a grating to spread the light into a spectrum. This allows astronomers to detect
Optical_spectrometer
Grating sound or feeling due to friction between bones or joints
Crepitus (/ˈkrɛpɪtəs/) or crepitation is "a grating sound or sensation produced by friction between bone and cartilage or the fractured parts of a bone"
Crepitus
Device used to disperse light
overlapping spectral orders, which all gratings have. A usual disadvantage of prisms is lower dispersion than a well-chosen grating can achieve. Prisms are sometimes
Dispersive_prism
NASA space telescope launched in 1999
conjunction with one of the observatory's two transmission gratings. The transmission gratings, which swing into the optical path behind the mirrors, provide
Chandra_X-ray_Observatory
X-ray space observatory
followed on 16 January and the EPIC pn-CCD on 22 January, and the Reflection Grating Spectrometers (RGS) saw first light on 2 February. On 3 March, the Calibration
XMM-Newton
Actor in a Television Series - Drama. He also voiced Sergeant Francis Q. Grating on the animated series Bonkers (1993–1994), voiced Graft on the animated
List of Ron Perlman performances
List_of_Ron_Perlman_performances
Colour in living creatures caused by interference effects
interference is created by a range of photonic mechanisms, including diffraction gratings, selective mirrors, photonic crystals, crystal fibres, matrices of nanochannels
Structural_coloration
Type of light sensor
incident angle. ASPs are typically composed of two gratings (a diffraction grating and an analyzer grating) above a single photodiode. ASPs exploit the moire
Angle-sensitive_pixel
Form of cheese
many small pieces. Hard cheeses such as parmesan are usually grated, and grating such cheeses can improve flavor as it adds surface area. Grated cheese
Grated_cheese
Japanese kitchen utensil
Oroshigane (おろし金/下ろし金, "grating metal"), also known as oroshiki (下ろし器), are graters used in Japanese cooking. Oroshigane differ significantly from Western-style
Oroshigane
Visible difference in brightness or color
changing one's viewing distance from a "sweep grating" (shown below) showing many bars of a sinusoidal grating that go from high to low contrast along the
Contrast_(vision)
2004 environmental incident in the Chicago River
of Chicago's bridges feature welded grating, which is used for its strength and anti-slip properties. Welded grating allows rain, snow and other liquids
Dave Matthews Band bus incident
Dave_Matthews_Band_bus_incident
Optical element that reflects and diffracts light
A grism (also called a grating prism) is a combination of a prism and grating arranged so that light at a chosen central wavelength passes straight through
Grism
Optical system setup in photolithography
pattern on the photomask is a diffraction grating with a small pitch. The light that strikes the diffraction grating is diffracted in various directions. If
Off-axis_illumination
Grating-eliminated no-nonsense observation of ultrafast incident laser light e-fields (GRENOUILLE) is an ultrashort pulse measurement technique based
GRENOUILLE
2020 American comedy film
for Worst Actor (for Sandler), Worst Screen Combo (for "Sandler and His Grating Simpleton Voice"), and Worst Prequel, Remake, Rip-off or Sequel (for a
Hubie_Halloween
Transparent optical element with flat, polished surfaces that refract light
compound prisms Féry prism Grism, a dispersive prism with a diffraction grating on its surface Littrow prism with mirror on its rear facet Pellin–Broca
Prism_(optics)
interference lithography and diffraction grating fabrication. It has fabricated the high energy transmission gratings for one of NASA's Great Observatories
Space Nanotechnology Laboratory
Space_Nanotechnology_Laboratory
Type of gunsight
column of light to land on the holographic grating. The holographic grating is a blazed diffraction grating designed to diffract only the particular required
Holographic_weapon_sight
Dress worn by Marilyn Monroe in The Seven Year Itch
movie's best-known scene. The image of it and her above a windy subway grating has been described as one of the most iconic images of the 20th century
White_dress_of_Marilyn_Monroe
Optical Illusion
context or temporal context, the perceived orientation of a test line or grating pattern can appear tilted away from its physical orientation. The tilt
Visual_tilt_effects
Device used to route channels in optical communication systems
filters, fiber Bragg gratings with optical circulators, free space grating devices and integrated planar arrayed waveguide gratings. The switching or reconfiguration
Optical_add-drop_multiplexer
Astronomical technique
reflection do not apply to reflective gratings operated far from the non-dispersive reflection angle. Echelle grating Fine Guidance Sensor and Near Infrared
Slitless_spectroscopy
Optical component
A Ronchi ruling, Ronchi grating, or Ronchi mask, named after the Italian physicist Vasco Ronchi, is a constant-interval bar and space square-wave optical
Ronchi_ruling
Greek sheep or goat cheese
both as a fresh cheese, similar to Italian ricotta, and as a salt-dried grating cheese, similar to Italian ricotta salata. The ratio of milk to whey is
Mizithra
1994 film by Quentin Tarantino
from the famous image of Marilyn Monroe's skirt flying up over a subway grating to Jules addressing a soon-to-be victim as "Flock of Seagulls" because
Pulp_Fiction
Far-field diffraction
}{S}},\quad n=0,\pm 1,\pm 2,\ldots } This is known as the grating equation. The finer the grating spacing, the greater the angular separation of the diffracted
Fraunhofer_diffraction
Optical illusion
by exposure to a magenta and black vertical grating alternating with a green and black horizontal grating. After a few minutes of induction, followed
Contingent_aftereffect
Grating cow's milk cheese
Sardo is a hard, grating cow's milk Argentine cheese that is similar to pecorino romano, although the latter is made from sheep's milk and is sharper
Sardo
Bridge in Jacksonville, Florida, United States of America
1953. The bridge had a notoriously problematic grating in the center span. After the previous grating wore out, a new one was installed, causing drivers
Mathews_Bridge
English actress (born 1973)
perhaps a blessing, because her cut-glass-posh performance is almost as grating as Pegg's." A fan of Monty Python growing up, in 2014 Beckinsale appeared
Kate_Beckinsale
American physicist (1848–1901)
Physical Society. He is remembered for the high quality of the diffraction gratings he made and for the work he did with them on the solar spectrum. Rowland
Henry_Augustus_Rowland
the feedback element (the grating) causes the DBR and the DFB to have distinct operational characteristics. Because the grating is distributed all along
Distributed Bragg reflector laser
Distributed_Bragg_reflector_laser
Cold street food originating in Rome, Italy
grattachecca vendors use a mechanical ice crusher, rather than shaving or grating the ice by hand; some vendors believe that using a machine is more hygienic
Grattachecca
Semiconductor laser
and simple tuning Littrow gratings. Other designs include gratings in grazing-incidence configuration, multiple-prism grating configurations, and piezo-transduced
Laser_diode
Grid on a map, depicting a coordinate system
A graticule or grid (from Latin crāticula 'grill/grating'), on a map, is a graphical depiction of a coordinate system as a grid of coordinate curves or
Graticule
Visual illusion
An example of the barberpole illusion. The grating is actually drifting downwards and to the right at 45 degrees, but its motion is captured by the elongated
Barberpole_illusion
Part on the front of a car
vehicle to protect the radiator. Merriam-Webster describes grilles as "a grating forming a barrier or screen; especially: an ornamental one at the front
Grille_(car)
Linear drain used to evacuate ground water
slot drain and the traditional trench drain is that the slot drain has no grating. In recent years, this drainage concept is more often used in both indoor
Slot_drain
Brand of grater
Inc., a company that makes photo etched steel tools (surform tools) for grating, grinding and sanding. It was created by brothers Richard & Jeff Grace
Microplane
Precursor of the free-electron laser
electrons very closely parallel to the surface of a ruled optical diffraction grating, and thereby generated visible light. Smith showed there was negligible
Smith–Purcell_effect
2025 British docudrama series
of Titanic history, but noted that some of the CGI and use of AI was "grating." Concluding, he called the show "punishing, chilling, and upsetting,"
Titanic_Sinks_Tonight
Optical illusion
green grating and the other is a red grating. During prolonged inspection, the viewer can see the green grating as clearer than the red grating for a
Monocular_rivalry
Eye chart designed for children
for the assessment of grating acuity, especially in children who possess severe or multiple visual deficiencies. The "LEA Gratings Test" has also been shown
Lea_test
Type of angular momentum in light
phase of the light is with a diffraction grating. For an l = 0 {\displaystyle l=0} state, the diffraction grating would consist of parallel lines. However
Orbital angular momentum of light
Orbital_angular_momentum_of_light
Spectroscopic technique
"laser rejection"). Historically, Raman spectrometers used holographic gratings and multiple dispersion stages to achieve a high degree of laser rejection
Raman_spectroscopy
Perforated eyeglasses
prolonged use, the plastic grating should become easy to ignore. However, each time the user blinks, the horizontal lines of the grating will briefly appear
Pinhole_glasses
Type of dry, firm grating cheese from Mexico
Type of dry, firm grating cheese from Mexico
Cotija_cheese
West Germanic language
has arisen, and some use strange stammering, chattering, snarling, and grating gnashing.] — John Trevisa, c. 1385 The Middle English period is often defined
English_language
Vanuatu National Dish
spelled lap lap) is the national dish of Vanuatu. Laplap is prepared by grating breadfruit, bananas, taro or yam roots into a vegetable paste. The paste
Laplap
Non-destructive chromatography detector measuring UV or visible light absorption
detectors have a light source, a dispersion element that is a diffraction grating or prism, a flow cell, to where the sample arrives directly from the chromatographic
UV_detectors
period length of the grating, and L {\displaystyle L} is the thickness of the grating. The assumption is just that the grating is not too strong, i.e
Volume_hologram
First Lady of the United States from 1961 to 1963
Bruce (November 9, 2013). "Review: 'Killing Kennedy' offers respectful but grating view of assassination". Sioux City Journal. Lloyd, Robert (November 8,
Jacqueline_Kennedy_Onassis
Medical condition
scapulocostal syndrome or scapulothoracic syndrome, is described by a "grating, grinding, popping or snapping sensation of the scapula onto the back side
Snapping_scapula_syndrome
Whipping as a punishment
British sailor, tied to the grating, being flogged with cat o' nine tails
Flagellation
2014 book by Lena Dunham
lines, airy anecdotage, and sour kiss-offs" and, ultimately, "callow, grating, and glibly nattering." Heidi Stevens of PopMatters wrote, "But the book
Not_That_Kind_of_Girl
Indian actress (born 1993)
"a misfire as the sometimes coquettish, sometimes feisty, and all-times grating Titli". Against expectations, Bhool Chuk Maaf was as a successful financial
Wamiqa_Gabbi
Visual illusion evoking an edge
abutting line gratings, illusory contours are created at the boundary between two misaligned gratings. In these so-called abutting line gratings, the illusory
Illusory_contour
Capacity of an object to reflect light
account for waviness. The generalization of reflectance to a diffraction grating, which disperses light by wavelength, is called diffraction efficiency
Reflectance
Optical illusion
for encoding motion. Because the spoked wheel patterns he used (radial gratings) are regular, they can strongly stimulate detectors for the true rotation
Wagon-wheel_effect
Technology for creating optical illusions
Han-O-Disc record with diffraction grating 'Rainbow' film (outside ring), color shifting Rowlux (middle ring) and "silver balls" Rowlux film (center of
Lenticular_printing
GRATING
GRATING
GRATING
GRATING
Male
Egyptian
, Arkamun.
Boy/Male
Hindu
Lord of rivers, Ocean
Girl/Female
French
May Jehovah add. Addition (to the family). A feminine form of Joseph.
Girl/Female
Arabic, Muslim
Red Coloured Female
Boy/Male
Indian, Sanskrit
Follower of Knowledge; Learned; Wise; Enlightened
Girl/Female
Celtic
Mythical sister of Ove.
Boy/Male
Arabic
Son of Abbas
Boy/Male
Afghan, African, Arabic, Hindu, Indian, Lebanese, Malaysian, Marathi, Muslim, Pashtun
Harbinger of Good Things; One who Gives Good News; Well-educated; Wise
Boy/Male
Irish
Old hero.
Girl/Female
Hindu, Indian
Water Tap
GRATING
GRATING
GRATING
GRATING
GRATING
v. i.
To give forth a grating sound, as sand under the feet; to grate; to grind.
adv.
In a harsh manner; gratingly; roughly; rudely.
v. t.
To make less harsh or grating, or of a quality the opposite; as, to soften the voice.
n.
A grating to separate and guide the threads; a heck box.
a.
Rough; disagreeable; grating
n.
A harsh scraping or cutting; a grating.
n.
Something grating to the feelings; sarcasm; joke; as, a hard rub.
n.
A frame or grating of various kinds; as, a frame for drying bricks, fish, or cheese; a rack for feeding cattle; a grating in a mill race, etc.
a.
Like a rasp, or the sound made by a rasp; grating.
n.
Loud and hoarse; offensive to the ear; harsh; grating; -- said of sound, voice, and the like; as, a rough tone; rough numbers.
n.
A grating of iron or of timbers pointed with iron, hung over the gateway of a fortress, to be let down to prevent the entrance of an enemy.
a.
In hydraulic mining, gratings used to catch and throw out large stones from the sluices.
superl.
Having a harsh, rough, grating voice or sound, as when affected with a cold; making a rough, harsh cry or sound; as, the hoarse raven.
a.
Characterized by harshness; grating; shrill.
v. t.
A lattice or grating.
adv.
With a harsh, grating sound or voice.
n.
A partition, covering, or frame of parallel or cross bars; a latticework resembling a window grate; as, the grating of a prison or convent.
superl.
Harsh; grating; discordant; -- said of any sound.
n.
A system of close equidistant and parallel lines lines or bars, especially lines ruled on a polished surface, used for producing spectra by diffraction; -- called also diffraction grating.
n.
Rough to the ear; harsh; grating; -- said of sound, style, and the like.