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 …

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

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.

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 …

Lines, rays, line segments, and planes can be perpendicular. Perpendicular lines, rays, and line segments are lines or parts of lines that meet or cross at right angles. If lines l and m are …

A perpendicular line or surface points straight up, rather than being sloping or horizontal. We made two slits for the eyes and a perpendicular line for the nose. The sides of the mountain …