Inflection

Main Entry: in flec tion
Function: noun
Date: 1531

1 : the act or result of curving or bending : BEND

2 : change in pitch or loudness of the voice

3 a : the change of form that words undergo to mark such distinctions as those of case, gender, number, tense, person, mood, or voice b : a form, suffix, or element involved in such variation c : ACCIDENCE

4 a : change in curvature of an arc or curve from concave to convex or conversely b : INFLECTION POINT