lumbar puncture

/ˌlʌmˈbʌr ˈpʌŋktʃər/
IPA guide

Other forms: lumbar punctures

Definitions of lumbar puncture
  1. noun
    removal by centesis of fluid from the subarachnoid space of the lumbar region of the spinal cord for diagnostic or therapeutic purposes
    synonyms: spinal puncture, spinal tap
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    type of:
    centesis
    (surgery) the act of puncturing a body cavity or organ with a hollow needle in order to draw out fluid
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