EQUINOCTIAL
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Traducere: română
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E`qui*noc"tial (?), a. [L. aequinoctials, fr. aequinoctium equinox: cf. F. équinoxial. See Equinox.] 1. Pertaining to an equinox, or the equinoxes, or to the time of equal day and night; as, the equinoctial line.
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2. Pertaining to the regions or climate of the equinoctial line or equator; in or near that line; as, equinoctial heat; an equinoctial sun.
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3. Pertaining to the time when the sun enters the equinoctial points; as, an equinoctial gale or storm, that is, one happening at or near the time of the equinox, in any part of the world.
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Equinoctial colure (Astron.), the meridian passing through the equinoctial points. -- Equinoctial line (Astron.), the celestial equator; -- so called because when the sun is on it, the nights and days are of equal length in all parts of the world. See Equator.
[1913 Webster]Thrice the equinoctial line
He circled.
Milton.-- Equinoctial points (Astron.), the two points where the celestial and ecliptic intersect each other; the one being in the first point of Aries, the other in the first point of Libra. -- Equinoctial time (Astron.) reckoned in any year from the instant when the mean sun is at the mean vernal equinoctial point.
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E`qui*noc"tial, n. The equinoctial line.
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