submarine

& 8. [Pref. sub-, and English thus, in the scale of C, A is the submediant. marine (q. v.).] A. As adj .: Situated, being, existing, acting, or growing at some depth beneath the surface of the sea; remaining or acting at the bottom or under the surface of the sea. "By the appellation of submarine regions it is not to be supposed that the places so called are below the bottom of the sea, but only below the surface of it."-Boyle: Works , iii. 342. B. As subst: A submarine plant. submarine-battery, s. A ve el capable of being submerged and maintained at a given depth below the surface of the water, and provided with means for penetrating the hull of an enemy's ship below the water-line, or of blowing her up-usually a torpedo arrangement, which may be detached from the battery and attached to the bottom of the ship.