The point at which two or more things are connected.
A feeling of understanding and ease of communication between two or more people.
An established communications or transportation link.
(transport) A transfer from one transportation vehicle to another in scheduled transportation service
A kinship relationship between people.
(mathematics) A set of sets that contains the empty set, all one-element sets for any element that is included in any of the sets, and the union of any group of sets that are elements where the intersections of those sets is non-empty.
