Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of meridian is as below...

Appulse :: Appulse (n.) The near approach of one heavenly body to another, or to the meridian; a coming into conjunction; as, the appulse of the moon to a star, or of a star to the meridian..

Astrolabe :: Astrolabe (n.) A stereographic projection of the sphere on the plane of a great circle, as the equator, or a meridian; a planisphere..

Day :: Day (n.) The period of the earth's revolution on its axis. -- ordinarily divided into twenty-four hours. It is measured by the interval between two successive transits of a celestial body over the same meridian, and takes a specific name from that of the body. Thus, if this is the sun, the day (the interval between two successive transits of the sun's center over the same meridian) is called a solar day; if it is a star, a sidereal day; if it is the moon, a lunar day. See Civil day, Sidereal day

Meridian :: Meridian (a.) A great circle on the surface of the earth, passing through the poles and any given place; also, the half of such a circle included between the poles..

Noon :: Noon (n.) The middle of the day; midday; the time when the sun is in the meridian; twelve o'clock in the daytime.

Latitude :: Latitude (n.) Distance north or south of the equator, measured on a meridian..

Postmeridian :: Postmeridian (a.) Fig., belonging to the after portion of life; late..

South :: South (v. i.) To come to the meridian; to cross the north and south line; -- said chiefly of the moon; as, the moon souths at nine..

Metre :: Metre (n.) A measure of length, equal to 39.37 English inches, the standard of linear measure in the metric system of weights and measures. It was intended to be, and is very nearly, the ten millionth part of the distance from the equator to the north pole, as ascertained by actual measurement of an arc of a meridian. See Metric system, under Metric..

Rhumb :: Rhumb (n.) A line which crosses successive meridians at a constant angle; -- called also rhumb line, and loxodromic curve. See Loxodromic..

Magnetical :: Magnetical (a.) Of or pertaining to, or characterized by, the earth's magnetism; as, the magnetic north; the magnetic meridian..

Drift :: Drift (n.) The angle which the line of a ship's motion makes with the meridian, in drifting..

Circummeridian :: Circummeridian (a.) About, or near, the meridian..

Culmination :: Culmination (n.) The attainment of the highest point of altitude reached by a heavently body; passage across the meridian; transit.

Dipleidoscope :: Dipleidoscope (n.) An instrument for determining the time of apparent noon. It consists of two mirrors and a plane glass disposed in the form of a prism, so that, by the reflections of the sun's rays from their surfaces, two images are presented to the eye, moving in opposite directions, and coinciding at the instant the sun's center is on the meridian..

Southing :: Southing (n.) Distance southward from any point departure or of reckoning, measured on a meridian; -- opposed to northing..

Transit :: Transit (n.) The passage of a heavenly body over the meridian of a place, or through the field of a telescope..

Azimuth :: Azimuth (n.) An arc of the horizon intercepted between the meridian of the place and a vertical circle passing through the center of any object; as, the azimuth of a star; the azimuth or bearing of a line surveying..

Postmeridian :: Postmeridian (a.) Coming after the sun has passed the meridian; being in, or belonging to, the afternoon. (Abbrev. P. M.).

Forenoon :: Forenoon (n.) The early part of the day, from morning to meridian, or noon..

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