— nemertine /ni merr"teen/ , adj.
/ni merr"tee euhn/ , n.
any member of the invertebrate phylum Nemertea, comprising the ribbon worms. Also called ribbon worm .
[ 1860-65; Nemerte ( a ), deriv. of Nemertes a genus ( Nemertés name of a Nereid; see -A 2 ) + -AN ]