n. any dart-shaped worm of the phylum Chaetognatha, usu. living among marine plankton, and having a head with external thorny teeth.
Etymology: mod.L Chaetognatha f. Gk khaite long hair + gnathos jaw
n. any dart-shaped worm of the phylum Chaetognatha, usu. living among marine plankton, and having a head with external thorny teeth.
Etymology: mod.L Chaetognatha f. Gk khaite long hair + gnathos jaw
Oxford English vocab. Оксфордский английский словарь. 2012