Definition of perpendicular

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Perpendicular (n.) A line or plane falling at right angles on another line or surface, or making equal angles with it on each side..

Lern More About Perpendicular

Cathetus :: Cathetus (n.) One line or radius falling perpendicularly on another; as, the catheti of a right-angled triangle, that is, the two sides that include the right angle..
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..
Tail :: Tail (n.) The part of a note which runs perpendicularly upward or downward from the head; the stem.
Table :: Table (n.) A plane surface, supposed to be transparent and perpendicular to the horizon; -- called also perspective plane..
Subsulphate :: Substyle (n.) A right line on which the style, or gnomon, of a dial is erected; being the common section of the face of the dial and a plane perpendicular to it passing through the style..
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..
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..
Perpendicular :: Perpendicular (a.) Exactly upright or vertical; pointing to the zenith; at right angles to the plane of the horizon; extending in a right line from any point toward the center of the earth.
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..
Pale :: Pale (n.) One of the greater ordinaries, being a broad perpendicular stripe in an escutcheon, equally distant from the two edges, and occupying one third of it..
Drop :: Drop (v. i.) To be deep in extent; to descend perpendicularly; as, her main topsail drops seventeen yards..
Reclining :: Reclining (a.) Bending or curving gradually back from the perpendicular.
Sarcina :: Sarcina (n.) A genus of bacteria found in various organic fluids, especially in those those of the stomach, associated with certain diseases. The individual organisms undergo division along two perpendicular partitions, so that multiplication takes place in two directions, giving groups of four cubical cells. Also used adjectively; as, a sarcina micrococcus; a sarcina group..
Rake :: Rake (v. i.) To incline from a perpendicular direction; as, a mast rakes aft..
Harelip :: Harelip (n.) A lip, commonly the upper one, having a fissure of perpendicular division like that of a hare..
Orthognathous :: Orthognathous (a.) Having the front of the head, or the skull, nearly perpendicular, not retreating backwards above the jaws; -- opposed to prognathous. See Gnathic index, under Gnathic..
Palet :: Palet (n.) A perpendicular band upon an escutcheon, one half the breadth of the pale..
Shaft :: Shaft (n.) A well-like excavation in the earth, perpendicular or nearly so, made for reaching and raising ore, for raising water, etc..
Inclined :: Inclined (p. p. & a.) Bent out of a perpendicular position, or into a curve with the convex side uppermost..
Bowline :: Bowline (n.) A rope fastened near the middle of the leech or perpendicular edge of the square sails, by subordinate ropes, called bridles, and used to keep the weather edge of the sail tight forward, when the ship is closehauled..
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