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