Libration Definition

lī-brāshən
noun
A very slow oscillation, real or apparent, of a satellite as viewed from the larger celestial body around which it revolves.
American Heritage
A slight, apparent rocking motion of the moon as seen from the earth, allowing approximately 59% of the moon's surface to be visible.
Webster's New World

The act of librating.

Wiktionary

(by extension) A similar rotational or orbital characteristic of some other celestial body.

Wiktionary

Other Word Forms of Libration

Noun

Singular:
libration
Plural:
librations

Origin of Libration

  • Latin lībrātiō lībrātiōn- oscillation from lībrātus past participle of lībrāre to balance from lībra balance

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin lÄ«brātiō (“a hurling, swinging"), from lÄ«brō (“poise, cause to swing").

    From Wiktionary

Find Similar Words

Find similar words to libration using the buttons below.

Words Starting With

Words Ending With

Unscrambles

libration