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ing to, or passing through, the highest point attained by the sun in his diurnal course. "Meridian hour." Milton. Tables ... to find the altitude meridian. Chaucer.

Being before noon; in or pertaining to the forenoon. (Abbrev. a. m.)

About, or near, the meridian.

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

nt diurnal motion exceeds that of the sun, in consequence of which they daily come to the meridian of any place about three minutes fifty-six seconds of solar time earlier than on the day preceding. -- Acceleration of the planets, the increasing velocity of their motion, in proceeding from the apogee to the perigee of…

n Indians, their territory formerly including practically all of Canada east of the 115th meridian and south of Hudson's Bay and the part of the United States east of the Mississippi and north of Tennessee and Virginia, with the exception of the territory occupied by the northern Iroquoian tribes. There are nearly 100,…

airs. [Colloq.] Richardson. The man of law began to get into his altitude. Sir W. Scott. Meridian altitude, an arc of the meridian intercepted between the south point on the horizon and any point on the meridian. See Meridian, 3.

nt, or the part of it used as a detergent, as the roots of Agave Americana, Chlorogalum pomeridianum, etc. [Sp. Amer. & Mex.]

An orthographic projection of the sphere on the plane of the meridian, the eye being supposed at an infinite distance, and in the east or west point of the horizon.

Those who live under the same meridian, but on opposite parallels of latitude, north and south of the equator.

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.

in which each term is greater than the preceding. -- Ascending signs, signs east of the meridian.

ercepted between the first point of Aries and that point of the equator that comes to the meridian with the star; -- expressed either in degrees or in time. -- Oblique ascension (Astron.), an arc of the equator, intercepted between the first point of Aries and that point of the equator which rises together with a star…

etween the time of the rising or setting of a body and six o'clock, or six hours from its meridian passage.

ereographic projection of the sphere on the plane of a great circle, as the equator, or a meridian; a planisphere. Whewell.

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.

. Azimuthal error of a transit instrument, its deviation in azimuth from the plane of the meridian.

Geol.) The four principal points of the compass, or intersections of the horizon with the meridian and the prime vertical circle, north, south east, and west. (b) (Astrol.) The rising and setting of the sun, the zenith and nadir. -- Cardinal signs (Astron.) Aries, Lidra, Cancer, and Capricorn. -- Cardinal teeth (Zoöl…

ome part of the superficies of the globe, in which its spherical form is disregarded, the meridians being drawn parallel to each other, and the parallels of latitude at equal distances. -- Selenographic chart, a map representing the surface of the moon. -- Topographic chart, a minute delineation of a limited place or…

tions of genius had already begun to show itself . . . which was to shed a glory over the meridian and close of Philip's reign. Prescott.