rissoid

Rissoid

Ris"soid\, n. [NL. Rissoa, the typical genus ( fr. A. Risso, an Italian naturalist) + -oid.] (Zo["o]l.) Any one of very numerous species of small spiral gastropods of the genus Rissoa, or family Rissoid[ae], found both in fresh and salt water.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
Cite This Source
Explore Dictionary.com
Previous Definition: risse
Next Definition: rissole
Words Near: Rissoid
More from Thesaurus.com
Synonyms and Antonyms for Rissoid
More from Reference.com
Search for articles containing Rissoid
More from Dictionary.com Translator
Dictionary.com Word FAQs

Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature