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craniotomy

[krey-nee-ot-uh-mee] /ˌkreɪ niˈɒt ə mi/
noun, plural craniotomies. Surgery
1.
the operation of opening the skull, usually for operations on the brain.
Origin
1850-1855
1850-55; cranio- + -tomy
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for craniotomy

craniotomy

/ˌkreɪnɪˈɒtəmɪ/
noun (pl) -mies
1.
any surgical incision into the skull, esp to expose the brain for neurosurgery
2.
the surgical crushing of a fetal skull to extract a dead fetus
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 craniotomy
n.

1855, from cranio- + -tomy.

Online Etymology Dictionary, © 2010 Douglas Harper
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craniotomy in Medicine

craniotomy cra·ni·ot·o·my (krā'nē-ŏt'ə-mē)
n.
Incision into the skull.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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craniotomy in Science
craniotomy
  (krā'nē-ŏt'ə-mē)   
Surgical incision into the skull.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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