stabilograph

[ stey-buh-luh-graf, -grahf, stab-uh- ]
/ ˈsteɪ bə ləˌgræf, -ˌgrɑf, ˈstæb ə- /

noun

an instrument for measuring body sway.
Also called stabilimeter.

Origin of stabilograph

< Latin stabil(is) stabile + -o- + -graph