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intrathecal

[ in-truh-thee-kuhl ]
/ ˌɪn trəˈθi kəl /
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adjective
Anatomy. situated within the thecal sac: covering the spinal cord.
Medicine/Medical. administered into the thecal sac: intrathecal injections.
noun
Pharmacology. anesthesia administered into the thecal sac: She was given an intrathecal during labor.
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Origin of intrathecal

First recorded in 1885–90; intra- + theca + -al1

OTHER WORDS FROM intrathecal

in·tra·the·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
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