9 letters · 10 points in Scrabble
noun absence of the sense of pain without loss of consciousness
originFrom New Latin analgēsia, from Ancient Greek ἀναλγησίᾱ (analgēsíā, “want of feeling, insensibility”), from ἀνάλγητος (análgētos), from ἀν- (an-, “not”) + ἀλγέω (algéō, “feel bodily pain, suffer”) + -τος (-tos, adjectival suffix).
Etymology from Wiktionary, CC BY-SA 3.0