chaetognath
chae·tog·nath
noun
1.
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
Origin
From Ancient Greek χαίτη (khaítē, “flowing hair”) + γνάθος (gnáthos, “jaw”). By surface analysis, chaeto- + -gnath (compare -gnathous).
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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.