intrathecal

adjective
in·​tra·​the·​cal | \ ˌin-trə-ˈthē-kəl How to pronounce intrathecal (audio) , -(ˌ)trä- \

Definition of intrathecal

: introduced into or occurring in the space under the arachnoid membrane of the brain or spinal cord intrathecal drugs

Other Words from intrathecal

intrathecally \ ˌin-​trə-​ˈthē-​k(ə-​)lē How to pronounce intrathecally (audio) , -​(ˌ)trä-​ \ adverb

First Known Use of intrathecal

1887, in the meaning defined above

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The first known use of intrathecal was in 1887

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Cite this Entry

“Intrathecal.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/intrathecal. Accessed 20 January 2020.

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More Definitions for intrathecal

intrathecal

adjective
in·​tra·​the·​cal | \ -ˈthē-kəl How to pronounce intrathecal (audio) \

Medical Definition of intrathecal

: introduced into or occurring in the space under the arachnoid membrane of the brain or spinal cord intrathecal chemotherapy and cranial irradiationJournal of the American Medical Association

Other Words from intrathecal

intrathecally \ -​kə-​lē How to pronounce intrathecally (audio) \ adverb

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not to be intimidated or subdued

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