nereid

  1. Proper noun.  (astronomy) One of the satellites of the planet Neptune.
  2. Noun.  (Greek mythology) One of 50 sea nymphs who were attendants upon Poseidon (Neptune), and were represented as riding on sea horses, sometimes in human form and sometimes with the tail of a fish.
  3. Noun.  (zoology) A worm of the genus ''Nereid'', having sharp retractable jaws and an annelid body.

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This entry was last updated on RefTopia from its source on 3/20/2012.