Definition of ecliptic

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Ecliptic (a.) A great circle drawn on a terrestrial globe, making an angle of 23� 28' with the equator; -- used for illustrating and solving astronomical problems..

Lern More About Ecliptic

Ecliptic :: Ecliptic (a.) Pertaining to an eclipse or to eclipses.
Midheaven :: Midheaven (n.) The meridian, or middle line of the heavens; the point of the ecliptic on the meridian..
Draco :: Draco (n.) The Dragon, a northern constellation within which is the north pole of the ecliptic..
Trepidation :: Trepidation (n.) A libration of the starry sphere in the Ptolemaic system; a motion ascribed to the firmament, to account for certain small changes in the position of the ecliptic and of the stars..
Node :: Node (n.) A hole in the gnomon of a dial, through which passes the ray of light which marks the hour of the day, the parallels of the sun's declination, his place in the ecliptic, etc..
Obliquity :: Obliquity (n.) The condition of being oblique; deviation from a right line; deviation from parallelism or perpendicularity; the amount of such deviation; divergence; as, the obliquity of the ecliptic to the equator..
Node :: Node (n.) One of the two points where the orbit of a planet, or comet, intersects the ecliptic, or the orbit of a satellite intersects the plane of the orbit of its primary..
Nonagesimal :: Nonagesimal (n.) The middle or highest point of the part of the ecliptic which is at any given moment above the horizon. It is the ninetieth degree of the ecliptic, reckoned from the points in which it is intersected by the horizon..
Curtate :: Curtate (a.) Shortened or reduced; -- said of the distance of a planet from the sun or earth, as measured in the plane of the ecliptic, or the distance from the sun or earth to that point where a perpendicular, let fall from the planet upon the plane of the ecliptic, meets the ecliptic..
Ascendant :: Ascendant (n.) The horoscope, or that degree of the ecliptic which rises above the horizon at the moment of one's birth; supposed to have a commanding influence on a person's life and fortune..
Sphere :: Sphere (n.) The apparent surface of the heavens, which is assumed to be spherical and everywhere equally distant, in which the heavenly bodies appear to have their places, and on which the various astronomical circles, as of right ascension and declination, the equator, ecliptic, etc., are conceived to be drawn; an ideal geometrical sphere, with the astronomical and geographical circles in their proper positions on it..
Dorado :: Dorado (n.) A southern constellation, within which is the south pole of the ecliptic; -- called also sometimes Xiphias, or the Swordfish..
Ecliptic :: Ecliptic (a.) A great circle of the celestial sphere, making an angle with the equinoctial of about 23� 28'. It is the apparent path of the sun, or the real path of the earth as seen from the sun..
Pole :: Pole (n.) A point upon the surface of a sphere equally distant from every part of the circumference of a great circle; or the point in which a diameter of the sphere perpendicular to the plane of such circle meets the surface. Such a point is called the pole of that circle; as, the pole of the horizon; the pole of the ecliptic; the pole of a given meridian..
Ecliptic :: Ecliptic (a.) Pertaining to the ecliptic; as, the ecliptic way..
Year :: Year (n.) The time of the apparent revolution of the sun trough the ecliptic; the period occupied by the earth in making its revolution around the sun, called the astronomical year; also, a period more or less nearly agreeing with this, adopted by various nations as a measure of time, and called the civil year; as, the common lunar year of 354 days, still in use among the Mohammedans; the year of 360 days, etc. In common usage, the year consists of 365 days, and every fourth year (called bissext
Solstice :: Solstice (v. i.) The point in the ecliptic at which the sun is farthest from the equator, north or south, namely, the first point of the sign Cancer and the first point of the sign Capricorn, the former being the summer solstice, latter the winter solstice, in northern latitudes; -- so called because the sun then apparently stands still in its northward or southward motion..
Sign :: Sign (n.) The twelfth part of the ecliptic or zodiac.
Tropic :: Tropic (n.) One of the two small circles of the celestial sphere, situated on each side of the equator, at a distance of 23? 28/, and parallel to it, which the sun just reaches at its greatest declination north or south, and from which it turns again toward the equator, the northern circle being called the Tropic of Cancer, and the southern the Tropic of Capricorn, from the names of the two signs at which they touch the ecliptic..
Longitude :: Longitude (n.) The distance in degrees, reckoned from the vernal equinox, on the ecliptic, to a circle at right angles to the ecliptic passing through the heavenly body whose longitude is designated; as, the longitude of Capella is 79�..
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