Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
dyspnoeal is an adjective meaning "not breathing or able to breathe except with difficulty". It carries one recorded sense.
not breathing or able to breathe except with difficulty
“breathless at thought of what I had done”
“breathless from running”
“followed the match with breathless interest”
Definitions, synonyms and semantic relations for dyspnoeal come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.