Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
contractable is an adjective meaning "(of disease) capable of being transmitted by infection". It carries one recorded sense.
(of disease) capable of being transmitted by infection
Definitions, synonyms and semantic relations for contractable come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.