light_year
has definitions from the field of astronomy
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[ noun ] (astronomy) the distance that light travels in a vacuum in 1 year; 5.88 trillion miles or 9.46 trillion kilometers
Used in print (Philip Jos‚ Farmer, The Lovers....)I can n't tell you now the distance in light_years or what star this was , though you can see it with the naked eye at night in this hemisphere . Related terms |
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