Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

brain death

noun

Simple Definition of brain death

  • medical : the condition of having no brain function : the end of activity in the brain

Source: Merriam-Webster's Learner's Dictionary

Full Definition of brain death

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

1964

First Known Use of brain death

1964


Medical Dictionary

brain death

noun

Medical Definition of brain death

  1. :  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



Law Dictionary

brain death

noun \ˈbrān-ˌdeth\

Legal Definition of brain death

  1. :  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

\ˈbrān-ˌded\ play adjective




Seen and Heard

What made you want to look up brain death? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

of, relating to, or near a shore

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

lavender-fields-in-france

Which of these is a synonym of caesura?

rebellion torrent megillah interruption
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ