Found 1 items, similar to Rissoid.
English → English (gcide) Definition: 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. [1913 Webster]