orthopnea: Meaning and Definition of

or•thop•ne•a

Pronunciation: (ôr-thop'nē-u, ôr"thop-nē'u, -thup-), [key]
— n. Path.
  1. difficult or painful breathing except in an erect sitting or standing position.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: