Longman Dictionary of Contemporary English homepage

Date: 1400-1500
Language: Medieval Latin
Origin: Greek kranion

cranium

 noun
     
Related topics: Human
cra‧ni‧um plural craniums or crania [countable] technical
HBH the part of your head that is made of bone and covers your brain
—cranial adjective
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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