Definition of perpendicular

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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.

Lern More About Perpendicular

Underlayer :: Underlayer (n.) A perpendicular shaft sunk to cut the lode at any required depth.
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..
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..
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..
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..
Scarp :: Scarp (v. t.) To cut down perpendicularly, or nearly so; as, to scarp the face of a ditch or a rock..
Palewise :: Palewise (adv.) In the manner of a pale or pales; by perpendicular lines or divisions; as, to divide an escutcheon palewise..
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..
Crotchet :: Crotchet (n.) The arrangement of a body of troops, either forward or rearward, so as to form a line nearly perpendicular to the general line of battle..
Peritropal :: Peritropal (a.) Having the axis of the seed perpendicular to the axis of the pericarp to which it is attached.
Plump :: Plump (a. & v.) Directly; suddenly; perpendicularly.
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..
Palet :: Palet (n.) A perpendicular band upon an escutcheon, one half the breadth of the pale..
Zone :: Zone (n.) The portion of the surface of a sphere included between two parallel planes; the portion of a surface of revolution included between two planes perpendicular to the axis.
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.
Column :: Column (n.) A perpendicular set of lines, not extending across the page, and separated from other matter by a rule or blank space; as, a column in a newspaper..
Vane :: Vane (n.) A contrivance attached to some elevated object for the purpose of showing which way the wind blows; a weathercock. It is usually a plate or strip of metal, or slip of wood, often cut into some fanciful form, and placed upon a perpendicular axis around which it moves freely..
Kilting :: Kilting (n.) A perpendicular arrangement of flat, single plaits, each plait being folded so as to cover half the breadth of the preceding 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
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..
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