Word Type

Noun

Adjective

Adjective

The word "perpendicular" can be used as noun, adjective and adjective.

Word Relationships

Opposites (Antonyms)

oblique parallel

Derived Terms

nonperpendicular perpendicular axis theorem perpendicular distance perpendicular magnetic recording perpendicular pronoun perpendicular recording perpendicular universe perpendicularity perpendicularly perpendicularness quasiperpendicular slantendicular subperpendicular

Context

architecture geometry

Broader Terms (Hypernyms)

Gothic Gothic architecture cord face straight line

Type Of (IsA)

face gothic straight line

Related Terms

⟂

Related Terms

architecture century device english gothic line plane plumb line right angle style upright

Similar Terms

normal normal orthogonal plumb rectangular rectangular right right steep steep straight unsloped upended upright

Synonym Network

normal plumb line vertical

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.