Date
- 16th Oct 2025
Time
- ...
World Anaesthesia Day
World Anesthesia Day or World Anaesthesia Day, also known in some countries as National Anaesthesia Day or Ether Day, is an annual event celebrated around the world on 16 October to commemorate the first successful demonstration of diethyl ether anesthesia by William T. G. Morton on 16 October 1846.