NEMERTEAN

[ne.mer.te.an] n [ultim. fr. Gk Nemertes Nemertes, one of the Nereids] (1861): any of a phylum (Nemertea syn. Rhynchocoela) of often vividly colored marine worms most of which burrow in the mud or sand along seacoasts--called also ribbon worm -- nem.er.tine adj or n