swellfish

S1W4E1L1L1F4I1S1H4

noun

Any plectognath fish that dilates itself, such as the pufferfish.

Scrabble 18
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Meanings

nounswellfish (plural swellfishes or swellfish)

plural swellfishes

  1. biologyAny plectognath fish that dilates itself, such as the pufferfish.

Synonyms & antonyms

Also see
blowfishpufferfishswelltoad

Origin

From swell + fish.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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