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Rarelightyear
The correct spelling is lightyear.
How to pronounce lightyear
noun
Say it like: Liee-r
The correct spelling is lightyear. 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 la… For example: "The marathon runner in the lead is light years ahead of the one at the back."
Usage Examples
“The marathon runner in the lead is light years ahead of the one at the back.”
“Some of Leonardo da Vinci’s inventions were light years ahead of their time.”
Definition
noun
- 1.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.
- 2.(only in plural) A very long way.
- 3.(only in plural) A very long time.
Similar words
Words related in meaning — check their spelling too.