Usually means: Fish that inflates when threatened.
Definitions Related words Mentions History
We found 17 dictionaries that define the word swellfish:

General (14 matching dictionaries)
  1. swellfish: Merriam-Webster
  2. swellfish: American Heritage Dictionary of the English Language
  3. swellfish: Collins English Dictionary
  4. swellfish: Wordnik
  5. swellfish: Wiktionary
  6. swellfish: Webster's New World College Dictionary, 4th Ed.
  7. swellfish: Infoplease Dictionary
  8. swellfish: Dictionary.com
  9. Swellfish: Wikipedia, the Free Encyclopedia
  10. Swellfish: Online Plain Text English Dictionary
  11. swellfish: Webster's Revised Unabridged, 1913 Edition
  12. Swellfish: AllWords.com Multi-Lingual Dictionary
  13. swellfish: FreeDictionary.org
  14. swellfish: TheFreeDictionary.com

Medicine (3 matching dictionaries)
  1. swellfish: Merriam-Webster Medical Dictionary
  2. online medical dictionary (No longer online)
  3. swellfish: Medical dictionary

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Definitions from Wiktionary (swellfish)

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

Similar:
pufferfish, puffer, globefish, puff-fish, swelltoad, jugfish, blowfish, blow fish, balloonfish, penfish, more...

Opposite:
shrinkfish, contractile fish, diminutive fish

▸ Words similar to swellfish

▸ Usage examples for swellfish

▸ Idioms related to swellfish

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▸ Popular adjectives describing swellfish

▸ Words that often appear near swellfish

▸ Rhymes of swellfish

▸ Invented words related to swellfish

Similar:
pufferfish, puffer, globefish, puff-fish, swelltoad, jugfish, blowfish, blow fish, balloonfish, penfish, more...

Opposite:
shrinkfish, contractile fish, diminutive fish



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