Definition of perpendicular

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Perpendicular (n.) A line at right angles to the plane of the horizon; a vertical line or direction.

Lern More About Perpendicular

Plump :: Plump (a. & v.) Directly; suddenly; perpendicularly.
Stem :: Stem (n.) The short perpendicular line added to the body of a note; the tail of a crotchet, quaver, semiquaver, etc..
Rake :: Rake (n.) The inclination of anything from a perpendicular direction; as, the rake of a roof, a staircase, etc..
Apothem :: Apothem (n.) The perpendicular from the center to one of the sides of a regular polygon.
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..
Scarp :: Scarp (v. t.) To cut down perpendicularly, or nearly so; as, to scarp the face of a ditch or a rock..
Aweigh :: Aweigh (adv.) Just drawn out of the ground, and hanging perpendicularly; atrip; -- said of the anchor..
Altitude :: Altitude (n.) Space extended upward; height; the perpendicular elevation of an object above its foundation, above the ground, or above a given level, or of one object above another; as, the altitude of a mountain, or of a bird above the top of a tree..
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..
Cathetometer :: Cathetometer (n.) An instrument for the accurate measurement of small differences of height; esp. of the differences in the height of the upper surfaces of two columns of mercury or other fluid, or of the same column at different times. It consists of a telescopic leveling apparatus (d), which slides up or down a perpendicular metallic standard very finely graduated (bb). The telescope is raised or depressed in order to sight the objects or surfaces, and the differences in vertical height are th
Trip :: Trip (v. t.) To pull (a yard) into a perpendicular position for lowering it.
Perpendicular :: Perpendicular (n.) A line or plane falling at right angles on another line or surface, or making equal angles with it on each side..
Orthogonally :: Orthogonally (adv.) Perpendicularly; at right angles; as, a curve cuts a set of curves orthogonally..
Bitts :: Bitts (n. pl.) A frame of two strong timbers fixed perpendicularly in the fore part of a ship, on which to fasten the cables as the ship rides at anchor, or in warping. Other bitts are used for belaying (belaying bitts), for sustaining the windlass (carrick bitts, winch bitts, or windlass bitts), to hold the pawls of the windlass (pawl bitts) etc..
Over :: Over (prep.) Above the perpendicular height or length of, with an idea of measurement; as, the water, or the depth of water, was over his head, over his shoes..
Precipice :: Precipice (n.) A headlong steep; a very steep, perpendicular, or overhanging place; an abrupt declivity; a cliff..
Problem :: Problem (n.) Anything which is required to be done; as, in geometry, to bisect a line, to draw a perpendicular; or, in algebra, to find an unknown quantity..
Tail :: Tail (n.) The part of a note which runs perpendicularly upward or downward from the head; the stem.
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..
Rake :: Rake (v. i.) To incline from a perpendicular direction; as, a mast rakes aft..
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