Meaning of LIGHT YEAR
 WordNet Dictionary |
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| | Definition: | | [n] the distance that light travels in a vacuum in 1 year; 5.88 trillion miles or 9.46 trillion kilometers |
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| | See Also: | | astronomy unit, light hour, light minute, light second | |
| Webster's 1913 Dictionary |
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| | Definition: | | \Light year\ (Astron.)
The distance over which light can travel in a year's time; --
used as a unit in expressing stellar distances. It is more
than 63,000 times as great as the distance from the earth to
the sun.
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| Thesaurus Terms |
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| | Related Terms: | | aesthetic distance, astronomical unit, celestial spaces, chaos, clearance, compass, cosmic space, deep space, depths of space, distance, divergence, empty space, ether space, extent, farness, infinity, interstellar space, leeway, length, light-years, margin, metagalactic space, mileage, ocean of emptiness, outer space, parsec, parsecs, perspective, piece, pressureless space, range, reach, remoteness, separation, space, span, stretch, stride, the void, the void above, way, ways |
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