Lexic.us

Definition of Equinoctial

1. Noun. The great circle on the celestial sphere midway between the celestial poles.

2. Adjective. Relating to the vicinity of the equator.

3. Adjective. Relating to an equinox (when the lengths of night and day are equal).

Definition of Equinoctial

1. a. Pertaining to an equinox, or the equinoxes, or to the time of equal day and night; as, the equinoctial line.

2. n. The equinoctial line.

Definition of Equinoctial

1. [n -S]

Medical Definition of Equinoctial

1. 1. Pertaining to an equinox, or the equinoxes, or to the time of equal day and night; as, the equinoctial line. 2. Pertaining to the regions or climate of the equinoctial line or equator; in or near that line; as, equinoctial heat; an equinoctial sun. 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. Equinoctial colure, 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. "Thrice the equinoctial line He circled. " (Milton) - Equinoctial points reckoned in any year from the instant when the mean sun is at the mean vernal equinoctial point. Origin: L. Aequinoctials, fr. Aequinoctium equinox: cf. F. Equinoxial. See Equinox. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Equinoctial

equine rhinopneumonitis equine rhinopneumonitis virus equine rhinoviruses equine serum hepatitis equine spinal ataxia equine syphilis equine typhoid equine viral arteritis equine virus abortion equinia

equinia equinias equinities equinity equinoctial (current term) equinoctial (current term) equinoctials equinoctial circle equinoctial line equinoctial point

equinoctial storm equinoctial year equinovalgus equinovarus equinox equinoxes equinus deformity equip equipage equipaged

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