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anencephaly

[an-en-sef-uh-lee] /ˌæn ɛnˈsɛf ə li/
noun, Medicine/Medical
1.
congenital absence of part or all of the brain.
Also, anencephalia
[an-en-suh-feyl-yuh, an-en-] /ˌæn ɛn səˈfeɪl yə, ænˌɛn-/ (Show IPA)
.
Origin
1825-1835
1825-35; < Neo-Latin; see an-1, encephal-, -y3
Related forms
anencephalic
[an-en-suh-fal-ik, an-en-] /ˌæn ɛn səˈfæl ɪk, ænˌɛn-/ (Show IPA),
anencephalous, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for anencephalic

anencephalic

/ˌænɛnsəˈfælɪk/
adjective
1.
born with no or only a partial brain
Derived Forms
anencephaly (ˌænɛnˈsɛfəlɪ) noun
Word Origin
an- + encephalic
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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Word Origin and History for anencephalic
adj.

"having no brain" (biology), 1839, from Greek anenkephalos, from privative prefix an- (see an- (1)) + enkephalos "brain" (see encephalitis) + -ic.

Online Etymology Dictionary, © 2010 Douglas Harper
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anencephalic in Medicine

anencephaly an·en·ceph·a·ly (ān'ən-sěf'ə-lē)
n.
Congenital absence of most of the brain and spinal cord.


an'en·ce·phal'ic (-sə-fāl'ĭk) or an'en·ceph'a·lous (-sěf'ə-ləs) adj.

anencephaly an·en·ceph·a·ly (an'en-sef'ā- lē)
n.
markedly defective development of the brain, together with absence of the bones of the cranial vault and the cerebral and cerebellar hemispheres, and with only a rudimentary brain stem and some traces of basal ganglia present

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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