anaesthesia

[an-uh s-thee-zhuh] /ˌæn əsˈθi ʒə/
noun, Medicine/Medical, Pathology
1.
anesthesia.
Related forms
anaesthetic
[an-uh s-thet-ik] /ˌæn əsˈθɛt ɪk/ (Show IPA), adjective, noun
anaesthetist
[uh-nes-thi-tist or, esp. British, uh-nees-] /əˈnɛs θɪ tɪst or, esp. British, əˈnis-/ (Show IPA), noun
semianaesthetic, adjective
Examples from the web for anaesthesia
  • When one is spotted, there are no tranquilizer darts or anaesthesia used.
  • Science is closing in on one of medicine's oldest puzzles-how anaesthesia works.
  • The problem is that anaesthesia disrupts brain function, so researchers may not see a true picture.
British Dictionary definitions for anaesthesia

anaesthesia

/ˌænɪsˈθiːzɪə/
noun
1.
local or general loss of bodily sensation, esp of touch, as the result of nerve damage or other abnormality
2.
loss of sensation, esp of pain, induced by drugs: called general anaesthesia when consciousness is lost and local anaesthesia when only a specific area of the body is involved
3.
a general dullness or lack of feeling
Word Origin
C19: from New Latin, from Greek anaisthēsia absence of sensation, from an- + aisthēsis feeling
Word Origin and History for anaesthesia
n.

1721, "loss of feeling," Modern Latin, from Greek anaisthesia "want of feeling, lack of sensation (to pleasure or pain)," from an- "without" (see an- (1)) + aisthesis "feeling," from PIE root *au- "to perceive" (see audience). As "a procedure for the prevention of pain in surgical operations," from 1846.