intrathecal

adjective
in·tra·the·cal | \ˌin-trə-ˈthē-kəl, -(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, -(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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More Definitions for intrathecal

intrathecal

adjective
in·tra·the·cal | \-ˈthē-kəl \

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 \ adverb

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