cephalization Hear it!

cephalization definition

cepha·li·za·tion (sef′ə li zā′s̸hən)

noun

the tendency in the evolution of animal life for sensory organs, the nervous system, etc. to become centralized in or near the head

Etymology: cephal(o)- + -ization

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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