10 letters · 21 points in Scrabble
noun the branch of sociology that studies election trends (as by opinion polls)
originFrom psepho- (“pebble”) + -ology (“study of”), drawing on the various definitions of Ancient Greek ψῆφος (psêphos, “pebble used for reckoning; pebble used for casting a vote”). The sense relating to elections was coined in 1948 by Frank Hardie.
Etymology from Wiktionary, CC BY-SA 3.0