Octopodidae
plural noun
Oc·to·pod·i·dae
ˌäktəˈpädəˌdē
: a family of mollusks comprising the typical octopuses that are comparatively large eight-armed cephalopods with a small saclike body, a large head armed with a strong beak, highly developed eyes, and the arms united at the base by a membrane and usually provided with two rows of suckers by which they cling to the sea bottom or hold their prey
Word History
Etymology
New Latin, from Octopod-, Octopus, type genus + -idae