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[en-sef-uh-lon, -luh n] /ɛnˈsɛf əˌlɒn, -lən/
noun, plural encephala
[en-sef-uh-luh] /ɛnˈsɛf ə lə/ (Show IPA)
Anatomy. the brain.
Origin of encephalon
1735-45; < New Latin, alteration (-on for -os) of Greek enképhalos (adj.) within the head, as masculine noun, brain; see en-2, -cephalous Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for encephalon


noun (pl) -la (-lə)
a technical name for brain
Derived Forms
encephalous, adjective
Word Origin
C18: from New Latin, from Greek enkephalos brain (literally: that which is in the head), from en-² + kephalē head
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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encephalon in Medicine

encephalon en·ceph·a·lon (ěn-sěf'ə-lŏn')
n. pl. en·ceph·a·la (-lə)
See brain.

en·ceph'a·lous adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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