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

OCTOPUSES Defined for Kids


noun oc·to·pus \ˈäk-tə-pəs\
plural oc·to·pus·es or oc·to·pi \-tə-ˌpī\

Definition of OCTOPUS for Kids

:  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)


Next Word in the Dictionary: octoroonPrevious Word in the Dictionary: octopoleAll Words Near: octopus
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears