Contact

noun

1. the act or state of touching; a touching or meeting, as of two things or people.
2. immediate proximity or association.
   

verb (used with object)

1. to put or bring into contact.
2. to communicate with: We’ll contact you by mail or telephone.
3. verb (used without object)
4. to enter into or be in contact.
   

adjective

1. involving or produced by touching or proximity: contact allergy.