brain death 
noun [mass noun]
Irreversible brain damage causing the end of independent respiration, regarded as indicative of death.Thus physicians have to make clinical decisions about brain death wherever neurologists or neurosurgeons are not available....
- The programme also states that an isoelectric EEG is an indicator of brain death, which is not correct.
- Comparison of organ donation from living and cadaveric donors presents a unique opportunity to study the effect of brain death on clinical outcome.
- retrogradient
- retrogradism
- retrogradist
- retrogration
- retrogress
- retrogression
- retrogressional
- retrogressionist
- retrogressive
- retrogressivism
- retroguard
- retro-ignition
- retro-impulse
- retroject
- retrojection
- retrolental fibroplasia
- retromanoeuvre
- retro-migration
- retromingency
- retromingent
- retromorphosis
- retronym
- retrooperative
- retropannage
- retroperitoneal