Definitions from Wiktionary (Lightyear)
▸ noun: Alternative spelling of light year [(astronomy) A unit of length (abbreviation ly; equal to just under 10 trillion kilometres (10¹⁶ metres)) equal to the distance light travels in one Julian year; used to measure extremely large distances.]
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▸ noun: Alternative spelling of light year [(astronomy) A unit of length (abbreviation ly; equal to just under 10 trillion kilometres (10¹⁶ metres)) equal to the distance light travels in one Julian year; used to measure extremely large distances.]
Similar:
light-year,
light year,
megalightyear,
light century,
light millennium,
kilolightyear,
gigalightyear,
light decade,
light second,
light minute,
more...
Opposite:
Phrases:
▸ Words similar to lightyear
▸ Usage examples for lightyear
▸ Idioms related to lightyear
▸ Wikipedia articles (New!)
▸ Popular adjectives describing lightyear
▸ Words that often appear near lightyear
▸ Rhymes of lightyear
▸ Invented words related to lightyear