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octopus

oc·to·pus

octopus

pronunciation:
ak t ps
features:
Word History, Word Explorer, Word Parts
part of speech: noun
inflections: octopi, octopuses
definition: a sea animal with a soft, rounded body and eight long tentacles. Octopuses are carnivores that eat crabs, lobsters, and other small sea animals. They are mollusks and are closely related to squids.
Word History
Octopus comes from oktopous, an ancient Greek word that means "having eight feet"
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  invertebrate, mollusk
Word Parts
The word octopus contains the following part:
oct, octo, octa Greek root that means eight