Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
phenylpropanolamine is a noun meaning "an adrenergic drug used in many preparations to relieve allergic reactions or respiratory infections". It carries one recorded sense.
an adrenergic drug used in many preparations to relieve allergic reactions or respiratory infections
“drugs containing phenylpropanolamine are being recalled”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for phenylpropanolamine come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.