Platypnea
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Shortness of breath that occurs when the patient is upright, that is, sufficient breathing only when lying flat. uncountable
Antonyms
All antonymsEtymology
From platy- + -pnea, from Ancient Greek πλατύς (platús, “flat”) and πνοή (pnoḗ, “breath, breathing”).
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.