What does "orthopnoea" mean?
Orthopnoea: Specifically, a morbid condition in which respiration can be performed only in an erect posture; by extension, any difficulty of breathing.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
- Canonical URL: https://worddirectanswers.com/answers/what-does-orthopnoea-mean
- Steward: Jason Burns
- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00