Definitions from Wiktionary (light year)
▸ noun: (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.
▸ noun: (only in the plural, informal, figurative) A very long way.
▸ noun: (only in the plural, informal, figurative) A very long time.
▸ Words similar to light year
▸ Usage examples for light year
▸ Idioms related to light year
▸ Wikipedia articles (New!)
▸ Words that often appear near light year
▸ Rhymes of light year
▸ Invented words related to light year
▸ noun: (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.
▸ noun: (only in the plural, informal, figurative) A very long way.
▸ noun: (only in the plural, informal, figurative) A very long time.
Similar:
light-year,
lightyear,
kilolightyear,
megalight-year,
light second,
megalightyear,
light century,
light month,
light day,
light hour,
more...
Opposite:
Phrases:
Adjectives:
second,
light,
shortwave,
foot-pound-second,
infrared,
ultraviolet,
radiofrequency,
mediumwave,
ultrashort,
blue,
longwave
▸ Words similar to light year
▸ Usage examples for light year
▸ Idioms related to light year
▸ Wikipedia articles (New!)
▸ Words that often appear near light year
▸ Rhymes of light year
▸ Invented words related to light year