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What does light years mean?

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Anonymous

16y ago
Updated: 8/16/2019

LIGHT-YEAR (noun)

The noun LIGHT-YEAR has 1 sense: 1. the distance that light travels in a vacuum in 1 year; 5.88 trillion miles or 9.46 trillion kilometers

Familiarity information: LIGHT-YEAR used as a noun is very rare.

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Wiki User

16y ago

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