12 letters · 21 points in Scrabble
noun making something sanitary (free of germs) as by sterilizing
originEtymology tree English sanitize Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation English sanitization From sanitize + -ation.
Etymology from Wiktionary, CC BY-SA 3.0