or or·thop·noe·a

[awr-thop-nee-uh, awr-thop-nee-uh, -thuh p-]

noun Pathology.

difficult or painful breathing except in an erect sitting or standing position.

Nearby words

  1. orthophosphate,
  2. orthophosphoric acid,
  3. orthophosphorous acid,
  4. orthophthalic acid,
  5. orthophyric,
  6. orthopneic,
  7. orthopod,
  8. orthopoxvirus,
  9. orthopraxia,
  10. orthopraxy

Origin of orthopnea

1650–60; < Greek orthópnoia, equivalent to orthópno(os) breathing upright (ortho- ortho- + pno(ḗ) breath + -os adj. suffix) + -ia -ia

Related formsor·thop·ne·ic, or·thop·noe·ic, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for orthopnoea

Medicine definitions for orthopnoea


[ôr′thŏp-nēə, ôr-thŏpnē-ə]


Discomfort in breathing that is relieved by sitting or standing in an erect position.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.