octopus

play
noun oc·to·pus \ˈäk-tə-pəs, -ˌpu̇s\

Definition of octopus

plural

octopuses

or

octopi

play \ˈäk-tə-ˌpī\
  1. 1 :  any of a genus (Octopus) of cephalopod mollusks that have eight muscular arms equipped with two rows of suckers; broadly :  any octopod excepting the paper nautilus

  2. 2 :  something that resembles an octopus especially in having many centrally directed branches an octopus of a corporation which lends, buys, produces, and sells — Atlantic

Illustration of octopus

Origin and Etymology of octopus

New Latin Octopod-, Octopus, from Greek oktōpous


First Known Use: 1759

Other Invertebrates (Except Insects) Terms


OCTOPUS Defined for English Language Learners

octopus

play
noun oc·to·pus \ˈäk-tə-pəs, -ˌpu̇s\

Definition of octopus for English Language Learners

  • : a sea animal that has a soft body and eight long arms

  • : the flesh of an octopus used as food


OCTOPUS Defined for Kids

octopus

play
noun oc·to·pus \ˈäk-tə-pəs\

Definition of octopus for Students

plural

octopuses

or

octopi

\-tə-ˌpī\
  1. :  a marine animal that has a soft rounded body with eight long flexible arms about its base which have sucking disks able to seize and hold things (as prey)



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