English Explanatory Dictionary

perpendicular

English dictionary entry

Meanings

adj
  1. At or forming a right angle (to something).
  2. Exactly upright; extending in a straight line toward the centre of the earth, etc.
  3. Independent of or irrelevant to each other; orthogonal.
noun
  1. A line or plane that is perpendicular to another.
  2. A device such as a plumb line that is used in making or marking a perpendicular line.
  3. A meal eaten at a tavern bar while standing up.
adj
  1. Of a style of English Gothic architecture from the fourteenth and fifteenth centuries, marked by stiff and rectilinear lines, mostly vertical window-tracery, depressed or four-centre arch, fan-tracery vaulting, and panelled walls.

Pronunciation

/ˌpɜː.pənˈdɪk.jə.lə(ɹ)/ pû"pəndĭ'kyələ /ˌpɝ.pənˈdɪk.ju.lɚ/ /ˌpɝ.pənˈdɪk.jə.lɚ/ En-us-perpendicular.ogg /ˌpøː.pənˈdək.jə.lə(ɹ)/

Word forms

perpendicular more perpendicular most perpendicular perpendiculars

Etymology

Derived from Middle French perpendiculaire, from Old French perpendiculer, from Latin perpendiculum (“plumb line”).

Synonyms

normal orthogonal

Related words

⟂

Derived words

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