In an embryo, a cell of neural crest origin capable of forming a cell of the neurilemma sheath. ... Origin: G. Lemma, husk, + blastos, germ ... (05 Mar 2000) ... 
Type: Term Pronunciation: lem′ō-blast Definitions: 1. In an embryo, a cell of neural crest origin capable of forming a cell of the neurilemma sheath.