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Definitions

perpendicular

[pur-puhn-dik-yuh-ler] / ˌpɜr pənˈdɪk yə 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.

The front door is easily visible from the road—but likely out of eye or camera sight from even the neighbors up the hill on perpendicular Cerrada Chica.

From The Wall Street Journal • Feb. 13, 2026

On Wednesday in Minnesota, 37-year-old Renee Nicole Good was in her car, perpendicular to traffic, during an Immigration and Customs Enforcement operation in Minneapolis.

From Slate • Jan. 10, 2026

The images revealed two separate gas flows moving in perpendicular directions -- a sign that the event involved multiple ejections interacting with each other.

From Science Daily • Dec. 31, 2025

But, on the day of an equinox, the tilt of Earth's axis is perpendicular to the Sun's rays, producing a nearly equal amount of day and night all over the world.

From BBC • Sep. 20, 2024

He stood now, warped out of the perpendicular by the fierce light of publicity, and he bored into the coarse grass with one toe.

From "Lord of the Flies" by William Golding