Marine \Ma*rine"\, a. [L. marinus, fr. mare the sea: cf. F. marin. See Mere a pool.]

1. Of or pertaining to the sea; having to do with the ocean, or with navigation or naval affairs; nautical; as, marine productions or bodies; marine shells; a marine engine.

2. (Geol.) Formed by the action of the currents or waves of the sea; as, marine deposits.

Marine acid (Chem.), hydrochloric acid. [Obs.]

Marine barometer. See under Barometer.

Marine corps, a corps formed of the officers, noncommissioned officers, privates, and musicants of marines.

Source: Webster's Revised Unabridged Dictionary (1913)