[ pin-i-greyd ]
/ ˈpɪn ɪˌgreɪd /
moving by means of finlike parts or flippers, as the seals and walruses.
a pinnigrade animal.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Science definitions for 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.