In`cur*va"tion (?), n. [L. incurvatio: cf. F. incurvation.]
1.
The act of bending, or curving.
2.
The state of being bent or curved; curvature.
An incurvation of the rays.
Derham.
3.
The act of bowing, or bending the body, in respect or reverence.
"The
incurvations of the knee."
Bp. Hall.
© Webster 1913.