CYCLOPS
cyclops, water flea
(noun) minute free-swimming freshwater copepod having a large median eye and pear-shaped body and long antennae used in swimming; important in some food chains and as intermediate hosts of parasitic worms that affect man e.g. Guinea worms
Cyclops
(noun) (Greek mythology) one of a group of giants having a single eye in the middle of their forehead
Source: WordNet® 3.1
Etymology
Noun
cyclops (plural cyclops or cyclopes or cyclopses)
(Greek mythology, Roman mythology) A one-eyed giant from Greek and Roman mythology.
A one-eyed creature of any species.
(pejorative) A person with only one working eye.
(zoology) Any copepod in the genus Cyclops
Source: Wiktionary
Cy"clops (s"klps), n. sing. & pl. Etym: [L. Cyclops, Gr.
1. (Gr. Myth.)
Definition: One of a race of giants, sons of Neptune and Amphitrite, having
but one eye, and that in the middle of the forehead. They were fabled
to inhabit Sicily, and to assist in the workshops of Vulcan, under
Mt. Etna.
Note: Pope, in his translation of the "Odyssey," uniformly spells
this word Cyclop, when used in the singular.
2. (Zoöl.)
Definition: A genus of minute Entomostraca, found both in fresh and salt
water. See Copepoda.
3. A portable forge, used by tinkers, etc.
Source: Webster’s Unabridged Dictionary 1913 Edition