Lexic.us

Definition of Rissoid

1. n. Any one of very numerous species of small spiral gastropods of the genus Rissoa, or family Rissoidæ, found both in fresh and salt water.

Medical Definition of Rissoid

1. Any one of very numerous species of small spiral gastropods of the genus Rissoa, or family Rissoidae, found both in fresh and salt water. Origin: NL. Rissoa, the typical genus (fr. A.Risso, an Italian naturalist). Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Rissoid

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