Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
medullated is an adjective meaning "(of neurons) covered with a layer of myelin". It carries one recorded sense.
(of neurons) covered with a layer of myelin
Definitions, synonyms and semantic relations for medullated come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. .