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cranium

[ krey-nee-uhm ]
/ ˈkreɪ ni əm /
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noun, plural cra·ni·ums, cra·ni·a [krey-nee-uh]. /ˈkreɪ ni ə/.
the skull of a vertebrate.
the part of the skull that encloses the brain.
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Also called braincase.

Origin of cranium

First recorded in 1375–1425; late Middle English craneum, from Medieval Latin crānium, from Greek krāníon “skull”; akin to kerato-, cerebrum, cornu, horn
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use cranium in a sentence

British Dictionary definitions for cranium

cranium
/ (ˈkreɪnɪəm) /

noun plural -niums or -nia (-nɪə)
the skull of a vertebrate
the part of the skull that encloses the brainNontechnical name: brainpan

Word Origin for cranium

C16: from Medieval Latin crānium skull, from Greek kranion
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

Scientific definitions for cranium

cranium
[ krānē-əm ]

Plural craniums crania
The vertebrate skull, especially the part that encloses and protects the brain.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for cranium

cranium
[ (kray-nee-uhm) ]

The part of the skull that encloses the brain.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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