{"id":"14982032-n","lexname":"noun.substance","members":[{"lemma":"myelin","sense":{"id":"myelin%1:27:00::"},"pronunciation":[{"value":"ˈmaɪəlɪn"}],"poskey":"n"},{"lemma":"myeline","sense":{"id":"myeline%1:27:00::"},"poskey":"n"},{"lemma":"medulla","sense":{"id":"medulla%1:27:00::"},"form":["medullae"],"pronunciation":[{"value":"mɛˈdʌlə"}],"poskey":"n"}],"definition":["a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers"],"ili":"i115742","partOfSpeech":"n","hypernym":["14888511-n"],"holo_substance":["05472337-n"],"derivation":[{"target_synset":"03024215-a","source_lemma":"myelin","target_lemma":"myelinic","target_poskey":"a"}]}