English Explanatory Dictionary

blue-ringed octopus

English dictionary entry

Meanings

noun
  1. Any octopus of the genus Hapalochlaena, with distinctive blue rings, that carry the highly poisonous venom tetrodotoxin (TTX).

Word forms

blue-ringed octopus blue-ringed octopuses blue-ringed octopusses blue-ringed octopi blue-ringed octopii blue-ringed octopodes

Etymology

From blue + ringed + octopus. From being an octopus with very prominent bright blue rings all over its body.

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