An anchor point is a fixed reference point or position that provides stability, support, or a starting point for something. It helps to keep things steady or serve as a basis for further actions or measurements. Full definition
What's more, the staple proteins serve as anchor points for additional proteins: A method referred to as genetic fusion can be used to attach any functional protein domain desired. (sciencedaily.com)
It has car seat anchor points in every seat in the middle and rear rows. (autolist.com)
A cargo net with a network of anchor points help keeps trunk cargo securely in position. (netcarshow.com)