contact point
nounUK /ˈkɒntækt pɔɪnt/
US /ˈkɑːntækt pɔɪnt/
A contact point is the spot where two things touch each other.
The contact point between the wheel and the road keeps the car moving.
OTHER MEANINGS
2. A person you can ask for help or information.
The school office is the contact point for parents with questions.
3. The place where an electrical connection is made.
The wire must touch the contact point to let the power flow.
4. A moment or situation where two groups meet or interact.
The festival was a contact point for people from many countries.