The meaning of PERPENDICULAR is standing at right angles to the plane of the horizon : exactly upright. How to use perpendicular in a sentence. Synonym Discussion of Perpendicular.

PERPENDICULAR definition: vertical; straight up and down; upright. See examples of perpendicular used in a sentence.

Perpendicular is also used as a noun: a perpendicular is a line which is perpendicular to a given line or plane. Perpendicularity is one particular instance of the more general mathematical concept of …

PERPENDICULAR meaning: 1. at an angle of 90° to a horizontal line or surface: 2. at an angle of 90° to another line or…. Learn more.

Oct 23, 2025 · In math, the term perpendicular is used when we study lines. Perpendicular lines are lines that meet at a right angle. A right angle measures exactly 90 degrees. When two lines intersect …

A perpendicular is a straight line that makes an angle of 90 ° with another line. 90 ° is also called a right angle and is marked by a little square between two perpendicular lines as shown in the figure given …

Definition of perpendicular adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Define perpendicular. perpendicular synonyms, perpendicular pronunciation, perpendicular translation, English dictionary definition of perpendicular. adj. 1. Mathematics Intersecting at or forming right angles.

If one thing is perpendicular to another, it is at an angle of 90 degrees to it.

Illustrated definition of Perpendicular: At right angles (90deg;) to. The symbol is perp; Try for yourself: