noun oc·to·pus \ˈäk-tə-pəs, -ˌps\

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

: the flesh of an octopus used as food

plural oc·to·pus·es or oc·to·pi\-ˌpī\

Full Definition of OCTOPUS

:  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
:  something that resembles an octopus especially in having many centrally directed branches

Illustration of OCTOPUS

Origin of OCTOPUS

New Latin Octopod-, Octopus, from Greek oktōpous
First Known Use: 1758

Other Invertebrates (Except Insects) Terms

anemone, cephalopod, quahog

Rhymes with OCTOPUS


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