What does "orthopny" mean?
Orthopny: 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).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00