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stabilograph

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

noun

  1. an instrument for measuring body sway.


Etymology

Origin of stabilograph

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