Early 18th century (in an earlier sense). From myo- + -graphy, after post-classical Latin Myographia, in the title of G. Quarré Myographia, Heroico Versu Explicata.
Definition of myography in US English:
myography
nounmʌɪˈɒɡrəfi
Physiology Anatomy
The practice or technique of using a myograph.
Origin
Early 18th century (in an earlier sense). From myo- + -graphy, after post-classical Latin Myographia, in the title of G. Quarré Myographia, Heroico Versu Explicata.