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Definitions

perpendicular

[pur-puhn-dik-yuh-ler] / ˌpɜr pənˈdɪk jə lər /
ADJECTIVE
meeting at right angles
Synonyms
STRONGEST


ADJECTIVE
straight up and down; standing up
Synonyms
Antonyms
ADJECTIVE
having a sharp pitch or slope
Synonyms
STRONGEST
STRONG


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The strongest movement generally occurs perpendicular to the rift, in the direction the crust is being pulled apart.

From Science Daily Sep. 1, 2026

Hammerheads stand out from other shark species by the distinctive shape of their heads, which stick out perpendicular to their bodies in the shape of, well, a hammer.

From Los Angeles Times Aug. 15, 2026

His awkward angle, coming from beyond the perpendicular, with the ability to move the ball away from right-handers makes him very challenging for a batter to line up.

From BBC Jun. 2, 2026

In the end, some 8,000 small seismic events were induced along the targeted fault, but also, surprisingly, along other faults running perpendicular to the main one, sparking local magnitudes ranging from -5 to -0.14.

From Barron's May 11, 2026

Between the low-sweeping black brows was a tiny perpendicular line.

From "Johnny Tremain" by Esther Hoskins Forbes

She uses a measuring stick to set the plants an equal distance apart, and as the beds are connected, the effect is one of perfectly aligned diagonals and perpendiculars.

From New York Times Jul. 1, 2010

Under those glorious perpendiculars . . . this gesticulating gigolo in gilt.

From Time Magazine Archive

From the divisions i., ii., iii., iv., &c., on k l, let drop the perpendiculars, cutting the other series of lines at right angles.

From Modern Machine-Shop Practice, Volumes I and II by Joshua Rose

All the perpendiculars that can be drawn to a straight line at a given point lie in a plane which is perpendicular to the line at the given point.

From The Teaching of Geometry by David Eugene Smith

His three hypotheses are thus obtained: equal perpendiculars AC, BD are drawn from a straight line AB, and CD are joined.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" by Various




Vocabulary lists containing perpendicular


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