(n,adj-no) mutual
reciprocal
(P)
(n,adj-no) interdependence
(n,vs) interoperation
(n) mutual relationship
interrelationship
interaction
(n) bilateral cooperation
(n) mutual savings bank
(P)
(n) mutual exchange
(P)
(n) interaction
(n) cross-reference
(n) mutual support
(n) principle of reciprocity
(n) (comp) cross connection
interconnection
internetworking
(n) (comp) cross-correlation
(n) intercommunication (usu. in telecomms contexts)
(n) (comp) mutual exclusion
(n) cross attachment
(n) mutual distrust
(n) mutual aid
(n) mutual insurance
(n) mutual visitation
reciprocal visits
(n,vs) mutual understanding
(n) interoperability
(n) (comp) interchangeability
interoperability
(n) interactionism
(n) (comp) transinformation (content)
transferred information
transmitted information
mutual information
(n) (comp) interconnection
interoperability
(n) (comp) interoperability
(n) strong interaction
(n) weak interaction (physics)
(n) gravitational interaction