Synonyms for

Perpendicular

Verb / ˌpɜ:pʌˈndɪkjʌlɜ: / Another word for perpendicular — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

Perpendicular means meeting or intersecting at a right angle (90 degrees) to something else.

Synonyms & similar words

perpendicularstyle englishgothicarchitecture englishgothic inclined vertical oblique plumbline vertical upright plumb straight standing erect perpendicularly orthogonal square crossing intersecting interlocking joining meeting touching abutting adjacent connected

Synonyms by register

Formal

orthogonal normal right-angled

Literary

erect upright

Antonyms

parallel oblique slanted inclined diagonal askew

Common collocations

  • perpendicular lines
  • perpendicular to
  • perpendicular bisector
  • perpendicular angle
  • perpendicular intersection
  • perpendicular to the plane

Word family

noun perpendicular
adjective perpendicular
adverb perpendicularly

Usage note

Primarily used in geometry and mathematics. Ensure correct usage when describing angles or lines that meet at a right angle.

Example sentences

  1. The flagpole is perpendicular to the ground.
  2. The ruler is used to draw perpendicular lines.
  3. The corner of the book is at a perpendicular angle.
  4. The tree grows perpendicular to the ground.
  5. The two lines are perpendicular to each other.

Quotes

  • The perpendicular line is the shortest route to the point where it is drawn.
  • Perpendicular lines can never touch each other.
  • A perpendicular always has two sides.

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