arrowworm

Noun

ar=row=worm

WORDNET DICTIONARY

arrowworm(n = noun.animal) chaetognath - any worm of the Chaetognatha; transparent marine worm with horizontal lateral and caudal fins and a row of movable curved spines at each side of the mouth;

is a kind of worm

is a member of chaetognatha, phylum chaetognatha

has particulars: sagitta

arrowworm, n.

A peculiar transparent worm of the genus Sagitta, living at the surface of the sea. See Sagitta. [1913 Webster]