orthopnea

or or·thop·noe·a

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

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. 2018

orthopneic in Medicine

orthopneic

[ôr′thŏp-nēĭk]
adj.
  1. Relating to or suffering from orthopnea.

orthopnea

[ôr′thŏp-nēə, ôr-thŏpnē-ə]
n.
  1. 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.