brain death

noun

: final cessation of activity in the central nervous system especially as indicated by a flat electroencephalogram for a predetermined length of time

Examples of brain death in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
At the emergency room, doctors observed symptoms consistent with brain death and she was pronounced dead the next day. Amanda Lee Myers, USA TODAY, 17 Oct. 2024 Use can lead to severe headaches, a rise in body temperature, difficulty breathing, extreme drops in blood pressure and even brain death, according to the FDA. David Oliver, USA TODAY, 13 June 2024 The tests confirmed brain death, after which Daniel was pronounced dead according to Texas law, Hoosier said in the statement. Nicole Lopez, Fort Worth Star-Telegram, 5 Apr. 2024 In a step toward testing the procedure in living people, a team at the University of Pennsylvania externally connected the liver to the body of a person who had suffered brain death. Sara Reardon, Scientific American, 18 Jan. 2024 See all Example Sentences for brain death 

Word History

First Known Use

1921, in the meaning defined above

Time Traveler
The first known use of brain death was in 1921

Dictionary Entries Near brain death

Cite this Entry

“Brain death.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/brain%20death. Accessed 30 Nov. 2024.

Kids Definition

brain death

noun
: the final stopping of activity in the central nervous system as indicated by an electroencephalogram showing no brain waves for a set length of time that is often used as a criterion for human death
brain-dead
ˈbrān-ˌded
adjective

Medical Definition

brain death

noun
: final cessation of activity in the central nervous system especially as indicated by a flat electroencephalogram for a predetermined length of time
brain-dead adjective

Legal Definition

brain death

noun
ˈbrān-ˌdeth
: the final stopping of activity in the central nervous system especially as indicated by a flat electroencephalogram for a usually statutorily predetermined period of time
brain-dead adjective

More from Merriam-Webster on brain death

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