Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
polydactylous is an adjective meaning "of or relating to a person (or other vertebrate) having more than the normal number of digits". It carries one recorded sense.
of or relating to a person (or other vertebrate) having more than the normal number of digits
biology
Definitions, synonyms and semantic relations for polydactylous come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.