11 letters · 15 points in Scrabble
adjective tending to move toward a center
adjective tending to unify
adjective of a nerve fiber or impulse originating outside and passing toward the central nervous system
originFrom New Latin centripetālis coined by Sir Isaac Newton, from Latin centrum (“center”) + petō (“to seek, aim”) + -al. Analysable as centri- + -petal.
Etymology from Wiktionary, CC BY-SA 3.0