rissoid

R1I1S1S1O1I1D2

noun

Any of the spiral-shaped gastropods of the family Rissoidae, especially those of the genus Rissoa.

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Meanings

nounrissoid (plural rissoids)

plural rissoids

  1. biologyAny of the spiral-shaped gastropods of the family Rissoidae, especially those of the genus Rissoa.

Origin

translingual Rissoa ("the typical genus") + -oid.

Full word history & related roots →

Rhymes & wordplay

Anagrams

sisorid
Cite this entry
APA

rissoid. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/rissoid

MLA

“rissoid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rissoid. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “rissoid,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/rissoid.

Source: rissoid on Wiktionary, CC BY-SA 4.0.