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 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 …

A perpendicular is a line that intersects another line at a right angle. Learn the definition of perpendicular, symbol, properties, real life examples, and more.

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

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 …

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

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 …

Nov 12, 2025 · The term “perpendicular” describes two lines, segments, or planes that meet at a right angle — that’s an angle of exactly 90 degrees. If two lines form a square corner where …

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

Use perpendicular to describe lines, angles, and direction. In geometry a perpendicular angle is 90 degrees, a perfect L. On a compass, East and North are perpendicular to each other. The …