Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
atheromatous is an adjective meaning "of or relating to or resembling atheroma". It carries one recorded sense.
of or relating to or resembling atheroma
“atheromatous degeneration of the arteries”
Definitions, synonyms and semantic relations for atheromatous come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. .