A person who is contacted by someone. / (ufology, dated) A person who has been contacted by alien beings from outer space.

plural of contactee

(of a delivery, exchange, etc., of physical goods) conducted without human-to-human contact so as to improve ease of use or reduce the potential spread of a contagious disease; contact-free.

A technology for paying for goods etc. while physically present at the point of interaction but without the need for physical contact.

Of or relating to contact.

(mathematics) Describing a pair of contact manifolds that have a diffeomorphism

(mathematics) Alternative form of contactization

(mathematics) An isomorphism in the contact category.

plural of contactomorphism

Absence of contact.