in the space which separates; betwixt; as, new york is between boston and philadelphia.-used in expressing motion from one body or place to another; from one to another of two.-belonging in common to two; shared by both.-belonging to, or participated in by, two, and involving reciprocal action or affecting their mutual relation; as, opposition between science and religion.-with relation to two, as involved in an act or attribute of which another is the agent or subject; as, to judge between or to choose between courses; to distinguish between you and me; to mediate between nations.-in intermediate relation to, in respect to time, quantity, or degree; as, between nine and ten o'clock.-intermediate time or space; interval.