vertical; straight up and down; upright.
Geometry. meeting a given line or surface at right angles.
maintaining a standing or upright position; standing up.
having a sharp pitch or slope; steep.
(initial capital letter) noting or pertaining to the last style of English Gothic architecture, prevailing from the late 14th through the early 16th century and characterized by the use of predominantly vertical tracery, an overall linear, shallow effect, and fine intricate stonework.
a perpendicular line or plane.
an instrument for indicating the vertical line from any point.
an upright position.
a sharply pitched or precipitously steep mountain face.
moral virtue or uprightness; rectitude.
Nautical. either of two lines perpendicular to the keel line, base line, or designed water line of a vessel.
- per·pen·dic·u·lar·i·ty, per·pen·dic·u·lar·ness, noun
- per·pen·dic·u·lar·ly, adverb
- non·per·pen·dic·u·lar, adjective, noun
- non·per·pen·dic·u·lar·ly, adverb
- non·per·pen·dic·u·lar·i·ty, noun
- un·per·pen·dic·u·lar, adjective
- un·per·pen·dic·u·lar·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use perpendicular in a sentence
Put your feet on the socks, and start in a standard push-up position, with your hands on the yoga mat, your body perpendicular to the mat.
To start, stand on the hill perpendicular to the slope, with your uphill edges dug in.
Even if you’ve mastered fall-line skiing elsewhere, when you get into steep terrain, your instinct might still be to move sideways, swinging your whole body around with each turn and finishing with your skis perpendicular to the slope.
Aggressively working 550 cord perpendicular across a zip tie will weaken the plastic until it eventually breaks.This essential survival tool can save your life 10 different ways | By Tim MacWelch/Outdoor Life | September 15, 2020 | Popular-Science
Let the line from the origin to A and the origin to B, 2 perpendicular radii of a circle centered at the origin.America’s Math Curriculum Doesn’t Add Up (Ep. 391) | Steven D. Levitt | October 3, 2019 | Freakonomics
In the parish churches, many of which are of great interest, the predominant styles are Decorated and perpendicular.
Among the perpendicular additions to the church last named may be noted a very beautiful oaken rood-screen.
The water-piston is 10 inches in diameter, drawing and forcing 35 feet perpendicular, equal beam.Life of Richard Trevithick, Volume II (of 2) | Francis Trevithick
Le Bouton was dominated by a perpendicular rock two thousand feet high.Napoleon's Marshals | R. P. Dunn-Pattison
They were at the foot of one of the narrow almost perpendicular blocks that rose between Pine and California streets.Ancestors | Gertrude Atherton
British Dictionary definitions for perpendicular
Also: normal at right angles to a horizontal plane
denoting, relating to, or having the style of Gothic architecture used in England during the 14th and 15th centuries, characterized by tracery having vertical lines, a four-centred arch, and fan vaulting
geometry a line or plane perpendicular to another
any instrument used for indicating the vertical line through a given point
mountaineering a nearly vertical face
- perpendicularity (ˌpɜːpənˌdɪkjʊˈlærɪtɪ), noun
- perpendicularly, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for perpendicular
Intersecting at or forming a right angle or right angles.
A line or plane that is perpendicular to a given line or plane.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.