Light_minute Light_minute

Light minute - Definition and Overview

Related Words: Absolute, Accurate, Baby, Balance, Bantam, Bell, Book, Breath, Breathing, Calendar, Capitalize

A light minute (also written light-minute) is a unit of length. It is defined as the distance light travels in an absolute vacuum in one minute or 17,987,547,480 metres (~18 Gm). Note that this value is exact, since the metre is actually defined in terms of the light second.

To give an example, the average distance from the Earth to the Sun (or 1 astronomical unit) is 8.317 light minutes.

See also: speed of light

Example Usage of minute

soonerfan4: @TheDarlaShow Yes, fell in love with her the minute I met her, knew it instantly.
Wade_O: @bpiflier $.55 per tweet, that could really add up. You better see how many tweets you can squeeze in 1 minute to get your money's worth.
BrianYanMuk: @andysh Fido - Billing by the Second > Billing by the minute =) - it was a big factor for me.
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