English
antianalgesia
From anti- + analgesia.
Proto-Indo-European *h₂ent- ‘forehead’
Proto-Indo-European *h₂énts ‘forehead’
Proto-Indo-European *h₂énti ‘opposite’
Ancient Greek ᾰ̓ντῐ́ ‘over against, opposite’
English anti-
Ancient Greek ᾰ̓́λγος ‘pain of the body or mind’
Ancient Greek ἀλγέω ‘feel bodily pain, suffer’
Ancient Greek ἀνάλγητος ‘Insensible to pain or danger’
Ancient Greek ἀναλγησίᾱ ‘want of feeling, insensibility’
New Latin analgēsia
English analgesia
Today it means
noun The ability of certain endogenous chemicals (notably cholecystokinin and neuropeptide Y) to counter the effects of exogenous analgesics (such as morphine) or endogenous pain-inhibiting neurotransmitters and modulators.
Language periods are conventional ranges, not dates for this word.
Etymograph / antianalgesia