vertical, perpendicular, plumb mean being at right angles to a base line. vertical suggests a line or direction rising straight upward toward a zenith. perpendicular may stress the straightness of a line …

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

A line is said to be perpendicular to a plane if it is perpendicular to every line in the plane that it intersects. This definition depends on the definition of perpendicularity between lines.

Perpendicular means at right angles (90°) to. The red line is perpendicular to the blue line here: Here also: (The little box drawn in the corner, means "at right angles", so we didn't really need to also …

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.

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 …

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

Definition of perpendicular adjective from the Oxford Advanced Learner's Dictionary. perpendicular (to something) forming an angle of 90° with another line or surface; vertical and going straight up. Are …

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.