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acrania

 - 3 dictionary results
Medical Dictionary

Main Entry: acra·nia
Pronunciation: (')A-'krA-nE-&
Function: noun
: congenital partial or total absence of the skull
Medical Dictionary

Main Entry: Acrania
Function: noun plural
in some classifications : a division of the phylum or subkingdom Chordata comprising the hemichordates, tunicates, andlancelets and including all the chordates without true heads and anterior brains —compare VERTEBRATA
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

acrania a·cra·ni·a (ā-krā'nē-ə, ə-krā'-)
n.
Congenital absence of all or a part of the skull.

a·cra'ni·al 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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