tubeworm: Meaning and Definition of

tube•worm

Pronunciation: (tb'wûrm", tyb'-), [key]
— n. Zool.
  1. any of various marine worms that produce and inhabit a tube, some being adapted to a hydrothermal vent environment.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.