in·​tra·​cra·​ni·​al ˈin-trə-ˈkrā-nē-əl How to pronounce intracranial (audio)
: existing or occurring within the cranium
also : affecting or involving intracranial structures
intracranially adverb

Example Sentences

Recent Examples on the Web Kreiman and his colleagues gathered their data via intracranial recordings, where electrodes are placed inside the skull that pick up the electrical activity of neurons. Conor Feehly, Discover Magazine, 29 Mar. 2022 However, these types of intracranial electrodes are often placed on the brains of epilepsy patients in order to locate the sites of their seizures. Conor Feehly, Discover Magazine, 29 Mar. 2022 Patients who had recovered from some other respiratory infection had similarly elevated rates of subsequent strokes (both the ischemic strokes that block blood flow to the brain and the intracranial hemorrhages that involved a brain bleed). Melissa Healy, Los Angeles Times, 8 Apr. 2021 Additionally, rs10784502, located within HMGA2, was associated with intracranial volume (12q14.3; N = 15,782; P = 1.12 × 10−12). Razib Khan, Discover Magazine, 16 Apr. 2012 First off, the ASD group had no differences in overall brain size (intracranial volume). Neuroskeptic, Discover Magazine, 25 Oct. 2014 The first was the presence of an intracranial joint joining the two portions of the skull. Connor Lynch, Discover Magazine, 20 June 2022 Researchers have been racing to understand the condition, which is known as visual impairment/intracranial pressure syndrome, or VIIP. Jennifer Leman, Popular Mechanics, 3 Mar. 2022 Doctors cited cardiovascular injuries as the leading cause of death, associated with 87.5% of fatalities, while 66.7% of the deceased patients had suffered intracranial injuries, and about half had bruised lungs. Rachel Swan, San Francisco Chronicle, 22 Mar. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'intracranial.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

circa 1849, in the meaning defined above

Time Traveler
The first known use of intracranial was circa 1849

Dictionary Entries Near intracranial

Cite this Entry

“Intracranial.” Dictionary, Merriam-Webster, Accessed 22 Mar. 2023.

Medical Definition


in·​tra·​cra·​ni·​al -ˈkrā-nē-əl How to pronounce intracranial (audio)
: situated or occurring within the cranium
intracranial pressure
also : affecting or involving intracranial structures
intracranially adverb
Last Updated: - Updated example sentences
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