swellfish

English

Etymology

swell +‎ fish

Noun

swellfish (plural swellfishes or swellfish)

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

References

“swellfish”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

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