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code blue

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noun
(often initial capital letters) a medical emergency in which paramedics are dispatched to aid a person undergoing cardiac arrest.
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Origin of code blue

First recorded in 1980–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use code blue in a sentence

Medical definitions for code blue

code blue
[ kōd ]

n.
A medical emergency in which a team of medical personnel work to revive an individual in cardiac arrest.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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