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Webster 1913 Edition

Evection

E-vec′tion

.
[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 in its orbit, due 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 1° 20´.
(b)
The libration of the moon.
Whewell.

Webster 1828 Edition

Evection

EVEC'TION

,
Noun.
[L. eveho, to carry away.] A carrying out or away; also, a lifting or extolling; exaltation.

Definition 2024

evection

evection

English

Noun

evection ‎(plural evections)

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

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