Advertisement
Advertisement
libration
[ lahy-brey-shuhn ]
noun
- a real or apparent oscillatory motion, especially of the moon.
libration
/ laɪˈbreɪʃən /
noun
- the act or an instance of oscillating
- a real or apparent oscillation of the moon enabling approximately 59 per cent of the surface to be visible from the earth over a period of time
Derived Forms
- liˈbrational, adjective
Other Words From
- li·bration·al adjective
Word History and Origins
Origin of libration1
Word History and Origins
Origin of libration1
Example Sentences
Such libration could be explained in one of two ways: either Mimas had an extremely elongated core, shaped like a flattened football; or it had a global ocean below its surface.
Using documentary evidence in the Ansel Adams Archive and lunar libration, a phenomenon that “affects the visibility of lunar surface features,” according to Dr. Olson, they narrowed down the possibilities.
His study of the moon’s libration shows that he was looking for new observations with which to solve cosmological issues.
He was traveling north on the libration zone train, recording one of his travelogue narrations to distract himself from his worry about his new young American acquaintance, among other worries.
The current libration amplitude is 125°, with a period of about 660 years.
Advertisement
Advertisement
Advertisement
Advertisement
Browse