pinnigrade

[ pin-i-greyd ]

/ ˈpɪn ɪˌgreɪd /

adjective

moving by means of finlike parts or flippers, as the seals and walruses.

noun

a pinnigrade animal.

Nearby words

pinnation, pinnatipartite, pinnatiped, pinnatisect, pinner, pinnigrade, pinniped, pinnula, pinnular, pinnulate, pinnule

Origin of pinnigrade

From the New Latin word pinnigradus, dating back to 1840–50. See pinna, -i-, -grade

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science definitions for pinnigrade

pinnigrade

[ pĭn′ĭ-grād′ ]

Walking by means of finlike organs or flippers, as seals and walruses.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.