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lumbar puncture
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noun
Medicine/Medical. puncture into the arachnoid membrane of the spinal cord, in the lumbar region, and withdrawal of spinal fluid, performed for diagnosis of the fluid, injection of dye for imaging, or administration of anesthesia or medication.
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Also called spinal tap.
Origin of lumbar puncture
First recorded in 1890ā95
Words nearby lumbar puncture
luma, lumb-, lumbago, lumbar, lumbar plexus, lumbar puncture, lumber, lumbering, lumberjack, lumber jacket, lumberman
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, Ā© Random House, Inc. 2023
How to use lumbar puncture in a sentence
British Dictionary definitions for lumbar puncture
lumbar puncture
noun
med insertion of a hollow needle into the lower region of the spinal cord to withdraw cerebrospinal fluid, introduce drugs, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
Ā© William Collins Sons & Co. Ltd. 1979, 1986 Ā© HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for lumbar puncture
lumbar puncture
The insertion of a hollow needle beneath the arachnoid membrane of the spinal cord in the lumbar region to withdraw cerebrospinal fluid for diagnostic purposes or to administer medication.
The American HeritageĀ® Science Dictionary
Copyright Ā© 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.