Definitions for end point
Random House Webster's College Dictionary
a final goal.
the point in a titration usu. noting the completion of a chemical reaction and marked by some change, as in the color of an indicator.
Ref: endpoint. 2
Origin of end point:
the point on each side of an interval marking its extremity on that side.
Ref: Also, end point. 1
Origin of endpoint:
end point, endpoint, termination, terminus(noun)
a place where something ends or is complete
resultant, end point(noun)
the final point in a process