saddle point
noun Mathematics.
a point at which a function of two variables has partial derivatives equal to zero but at which the function has neither a maximum nor a minimum value.
Origin of saddle point
First recorded in 1920–25
Words nearby saddle point
saddle horse,
saddle joint,
saddle leather,
saddle nose,
saddle oxford,
saddle point,
saddle roof,
saddle seat,
saddle shoe,
saddle soap,
saddle someone with