Meaning of the word perpendicular in English

What does perpendicular mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

perpendicular

US /ˌpɝː.pənˈdɪk.juː.lɚ/
UK /ˌpɜː.pənˈdɪk.jə.lər/
"perpendicular" picture

Adjective

at an angle of 90° to a given line, plane, or surface

Example:
The wall is perpendicular to the floor.
Draw a line perpendicular to the base.

Noun

a line or plane that is at an angle of 90° to another line or plane

Example:
The architect ensured that all the perpendiculars were perfectly aligned.
In geometry, a perpendicular is often used to define height.