Meaning Of The Word Light year
What's the definition of Light year? Find Light year meanings, definitions and more at the Real Dictionary online.
Light year Meaning
| Light year Definition |
|---|
What's The Definition Of Light year?
light year
countable noun: A light year is the distance that light travels in a year. light year in British English a unit of distance equal to the distance that light travels in a vacuum in one year, c. 9,460,000,000,000 km (5,880,000,000,000 mi) noun: a unit of distance used in astronomy, equal to the distance travelled by light in one year, i. e. 9.4607 × 1012 kilometres or 0.3066 parsecs light-year in American English noun: the distance traversed by light in one mean solar year, about 5.88 trillion mi. (9.46 trillion km): used as a unit in measuring stellar distances |
More Definitions
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
Definitions Of The Day
- Pullorum disease ‐ a severe, diarrheal disease of young poultry…
- Suicide machine ‐ noun: a device designed to permit a terminally…
- Trichina ‐ a very small nematode worm (Trichinella spiralis)…
- Cheese dip ‐ noun: a creamy mixture made with cheese, for dipping…
- UNIX ‐ noun: a multi-user multitasking operating system…
- Honeymooners ‐ plural noun: a couple, or couples who are on a…
- Ascariasis ‐ infestation with ascarids or a disease caused…
- Antoninianus ‐ noun: a Roman coin of the 3rd century a. d., originally…
- Unsolicited ‐ Something that is unsolicited has been given without…
- Antistick ‐ adjective: acting to…