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 perpendicular is as below...

Sine :: Sine (n.) The perpendicular itself. See Sine of angle, below..

Canton :: Canton (n.) A division of a shield occupying one third part of the chief, usually on the dexter side, formed by a perpendicular line from the top of the shield, meeting a horizontal line from the side..

Triglyph :: Triglyph (n.) An ornament in the frieze of the Doric order, repeated at equal intervals. Each triglyph consists of a rectangular tablet, slightly projecting, and divided nearly to the top by two parallel and perpendicular gutters, or channels, called glyphs, into three parts, or spaces, called femora. A half channel, or glyph, is also cut upon each of the perpendicular edges of the tablet. See Illust. of Entablature..

Gnomon :: Gnomon (n.) A style or column erected perpendicularly to the horizon, formerly used in astronomocal observations. Its principal use was to find the altitude of the sun by measuring the length of its shadow..

Plumb :: Plumb (a.) Perpendicular; vertical; conforming the direction of a line attached to a plumb; as, the wall is plumb..

Plump :: Plump (a. & v.) Directly; suddenly; perpendicularly.

Paly :: Paly (a.) Divided into four or more equal parts by perpendicular lines, and of two different tinctures disposed alternately..

Wall-sided :: Wall-sided (a.) Having sides nearly perpendicular; -- said of certain vessels to distinguish them from those having flaring sides, or sides tumbling home (see under Tumble, v. i.)..

Shear :: Shear (v. t.) A strain, or change of shape, of an elastic body, consisting of an extension in one direction, an equal compression in a perpendicular direction, with an unchanged magnitude in the third direction..

Cross :: Cross (n.) An instrument for laying of offsets perpendicular to the main course.

Erect :: Erect (v. t.) To raise and place in an upright or perpendicular position; to set upright; to raise; as, to erect a pole, a flagstaff, a monument, etc..

Vertical :: Vertical (a.) Of or pertaining to the vertex; situated at the vertex, or highest point; directly overhead, or in the zenith; perpendicularly above one..

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..

Depth :: Depth (n.) The quality of being deep; deepness; perpendicular measurement downward from the surface, or horizontal measurement backward from the front; as, the depth of a river; the depth of a body of troops..

Orthocenter :: Orthocenter (n.) That point in which the three perpendiculars let fall from the angles of a triangle upon the opposite sides, or the sides produced, mutually intersect..

Stem :: Stem (n.) The short perpendicular line added to the body of a note; the tail of a crotchet, quaver, semiquaver, etc..

Shaft :: Shaft (n.) A well-like excavation in the earth, perpendicular or nearly so, made for reaching and raising ore, for raising water, etc..

Level :: Level (n.) A line or surface to which, at every point, a vertical or plumb line is perpendicular; a line or surface which is everywhere parallel to the surface of still water; -- this is the true level, and is a curve or surface in which all points are equally distant from the center of the earth, or rather would be so if the earth were an exact sphere..

Vertically :: Vertically (adv.) In a vertical manner, position, or direction; perpendicularly; as, to look down vertically; to raise a thing vertically..

Altitude :: Altitude (n.) The perpendicular distance from the base of a figure to the summit, or to the side parallel to the base; as, the altitude of a triangle, pyramid, parallelogram, frustum, etc..

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