Rissoid Definition
noun
(zoology) Any of the spiral gastropods of the genus Rissoa or family Rissoidae, found both in fresh and salt water.
Wiktionary
Other Word Forms of Rissoid
Noun
Singular:
rissoid
Plural:
rissoidsOrigin of Rissoid
-
Latin Rissoa, the typical genus, + -oid.
From Wiktionary
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