1. (prep.) In the space which separates; betwixt; as, New York is between Boston and Philadelphia.

2. (prep.) Used in expressing motion from one body or place to another; from one to another of two.

3. (prep.) Belonging in common to two; shared by both.

4. (prep.) Belonging to, or participated in by, two, and involving reciprocal action or affecting their mutual relation; as, opposition between science and religion.

5. (prep.) 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.

6. (prep.) In intermediate relation to, in respect to time, quantity, or degree; as, between nine and ten o'clock.

7. (n.) Intermediate time or space; interval.

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