light
Webster Dictionary
not copious or heavy; not dense; not inconsiderable; as, a light rain; a light snow; light vapors
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light
Webster Dictionary
white or whitish; not intense or very marked; not of a deep shade; moderately colored; as, a light color; a light brown; a light complexion
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illuminate
Webster Dictionary
to make light; to throw light on; to supply with light, literally or figuratively; to brighten
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luminiferous
Webster Dictionary
producing light; yielding light; transmitting light; as, the luminiferous ether
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light
Webster Dictionary
to give light to; to illuminate; to fill with light; to spread over with light; -- often with up
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camera
(ˈkæm ər ə, ˈkæm rə)
Random House Webster's College Dictionary
a hand-held photographic device with an aperture controlled by a shutter that opens to admit light: focused by a lens, the light forms an image on a light-sensitive film or plate loaded through the back or top.
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lantern
Webster Dictionary
something inclosing a light, and protecting it from wind, rain, etc. ; -- sometimes portable, as a closed vessel or case of horn, perforated tin, glass, oiled paper, or other material, having a lamp or candle within; sometimes fixed, as the glazed inclosure of a street light, or of a lighthouse light
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dioptrics
Webster Dictionary
the science of the refraction of light; that part of geometrical optics which treats of the laws of the refraction of light in passing from one medium into another, or through different mediums, as air, water, or glass, and esp. through different lenses; -- distinguished from catoptrics, which refers to reflected light
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fluorescence
Webster Dictionary
that property which some transparent bodies have of producing at their surface, or within their substance, light different in color from the mass of the material, as when green crystals of fluor spar afford blue reflections. It is due not to the difference in the color of a distinct surface layer, but to the power which the substance has of modifying the light incident upon it. The light emitted by fluorescent substances is in general of lower refrangibility than the incident light
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light
Webster Dictionary
not heavily armed; armed with light weapons; as, light troops; a troop of light horse
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spectrometer
(ɛkˈtrɒm ɪ tər)
Random House Webster's College Dictionary
an optical device for measuring wavelengths, deviation of refracted rays, and angles between faces of a prism, esp. an instrument consisting of a slit through which light passes, a collimator, a prism that deviates the light, and a telescope through which the deviated light is viewed and examined.
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running light
(sidelight, running light)
Princeton's WordNet
light..arried by a boat that indicates the boat's direction; vessels at night carry a red light on the port bow and a green light on the starboard bow
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tyndall effect
(Tyndall effect)
Princeton's WordNet
the phenomenon in which light is scattered by very small particles in its path; it makes a beam of light visible; the scattered light is mainly blue
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sidelight
(sidelight, running light)
Princeton's WordNet
light..arried by a boat that indicates the boat's direction; vessels at night carry a red light on the port bow and a green light on the starboard bow
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navigation light
(navigation light)
Princeton's WordNet
light..n an airplane that indicates the plane's position and orientation; red light on the left (port) wing tip and green light on the right (starboard) wing tip
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daylight
Webster Dictionary
the light of day as opposed to the darkness of night; the light of the sun, as opposed to that of the moon or to artificial light
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drummond light
Webster Dictionary
a very intense light, produced by turning two streams of gas, one oxygen and the other hydrogen, or coal gas, in a state of ignition, upon a ball of lime; or a stream of oxygen gas through a flame of alcohol upon a ball or disk of lime; -- called also oxycalcium light, or lime light
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magnesium
Webster Dictionary
a light silver-white metallic element, malleable and ductile, quite permanent in dry air but tarnishing in moist air. It burns, forming (the oxide) magnesia, with the production of a blinding light (the so-called magnesium light) which is used in signaling, in pyrotechny, or in photography where a strong actinic illuminant is required. Its compounds occur abundantly, as in dolomite, talc, meerschaum, etc. Symbol Mg. Atomic weight, 24.4. Specific gravity, 1.75
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radiant
Webster Dictionary
the luminous point or object from which light emanates; also, a body radiating light brightly
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flare
Webster Dictionary
to shine out with a sudden and unsteady light; to emit a dazzling or painfully bright light
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light
Webster Dictionary
to set fire to; to cause to burn; to set burning; to ignite; to kindle; as, to light.. candle or lamp; to light the gas; -- sometimes with up
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glare
Webster Dictionary
a bright, dazzling light; splendor that dazzles the eyes; a confusing and bewildering light
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photobiotic
Webster Dictionary
requiring light to live; incapable of living without light; as, photobiotic plant cells
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photo-electric
Webster Dictionary
acting by the operation of both light and electricity; -- said of apparatus for producing pictures by electric light
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blonde
Webster Dictionary
a person of very fair complexion, with light hair and light blue eyes
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gleam
Webster Dictionary
to shoot, or dart, as rays of light; as, at the dawn, light gleams in the east
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gleamy
Webster Dictionary
darting beams of light; casting light in rays; flashing; coruscating
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catadioptrical
Webster Dictionary
pertaining to, produced by, or involving, both the reflection and refraction of light; as, a catadioptric light
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lantern
Webster Dictionary
an open structure of light material set upon a roof, to give light and air to the interior
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glimmer
Webster Dictionary
a faint, unsteady light; feeble, scattered rays of light; also, a gleam
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