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

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..
Drop :: Drop (v. i.) To be deep in extent; to descend perpendicularly; as, her main topsail drops seventeen yards..
Slant :: Slant (v. i.) Inclined from a direct line, whether horizontal or perpendicular; sloping; oblique..
Deep :: Deep (superl.) Extending far below the surface; of great perpendicular dimension (measured from the surface downward, and distinguished from high, which is measured upward); far to the bottom; having a certain depth; as, a deep sea..
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..
Precipice :: Precipice (n.) A headlong steep; a very steep, perpendicular, or overhanging place; an abrupt declivity; a cliff..
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..
Underlayer :: Underlayer (n.) A perpendicular shaft sunk to cut the lode at any required depth.
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..
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..
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..
Cross-garnet :: Cross-garnet (n.) A hinge having one strap perpendicular and the other strap horizontal giving it the form of an Egyptian or T cross.
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..
Stem :: Stem (n.) The short perpendicular line added to the body of a note; the tail of a crotchet, quaver, semiquaver, etc..
Normal :: Normal (a.) Any perpendicular.
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..
Waterfall :: Waterfall (n.) A fall, or perpendicular descent, of the water of a river or stream, or a descent nearly perpendicular; a cascade; a cataract..
Trip :: Trip (v. t.) To pull (a yard) into a perpendicular position for lowering it.
Wrench :: Wrench (v. t.) The system made up of a force and a couple of forces in a plane perpendicular to that force. Any number of forces acting at any points upon a rigid body may be compounded so as to be equivalent to a wrench.
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