EVECTION

Noun

evection (countable and uncountable, plural evections)

(astronomy) Modification of the lunar orbit due to the gravitational effects of the Sun.

Anagrams

• civetone

Source: Wiktionary

E*vec"tion. Etym: [L. evectio a going up, fr. evehere to carry out; e out + vehere to carry: cf. F évection.]

1. The act of carrying up or away; exaltation. [Obs.] Bp. Pearson.

2. (Astron.) (a) An inequality of the moon's motion is its orbit to the attraction of the sun, by which the equation of the center is diminished at the syzygies, and increased at the quadratures by about 1º 20'. (b) The libration of the moon. Whewell.

Source: Webster’s Unabridged Dictionary 1913 Edition