Meanings
nountonnoidean (plural tonnoideans)
plural tonnoideans
- biologyA sea snail of the superfamily Tonnoidea.
This is the only shallow-water tonnoidean that probably originally had a cosmopolitan distribution in temperate and tropical seas.
2002, American Malacological Bulletin, page 107
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APA
tonnoidean. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/tonnoidean
MLA
“tonnoidean.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/tonnoidean. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “tonnoidean,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/tonnoidean.
Source: tonnoidean on Wiktionary, CC BY-SA 4.0.