Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun arrowworm

1 sense of arrowworm

Sense 1
arrowworm, 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)
       => worm -- (any of numerous relatively small elongated soft-bodied animals especially of the phyla Annelida and Chaetognatha and Nematoda and Nemertea and Platyhelminthes; also many insect larvae)