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Entry 5 senses · 3 variants Webster, 1913

Submarine

/sŭb'-mẽr-ēnˌ/ · Sub·ma·rine · IPA /sʌb.məˈɹiːn/
01 a. Being, acting, or growing, under water in the sea; as, submarine navigators; submarine plants.
  1. 1.
    Being, acting, or growing, under water in the sea; as, submarine navigators; submarine plants.
Phrases & compounds
Submarine armor — a waterproof dress of strong material, having a helmet into which air for breathing is pumped through a tube leading from above the surface to enable a diver to remain under water.
Submarine cable — See Telegraph cable, under Telegraph.
Submarine mine — See Torpedo, 2 (a).
02 n. A submarine plant or animal.
  1. 1.
    A submarine plant or animal.
03 n. A submarine boat; a ship that can travel under the surface of the water. Most such ships are ships of war, as part of a navy, but submarin…
  1. 1.
    A submarine boat; a ship that can travel under the surface of the water. Most such ships are ships of war, as part of a navy, but submarines are also used for oceanic research. Also called sub and (from the German U-Boot) U-boat.(Nav.) Also: sub, U-boat
  2. 2.
    A stowaway on a seagoing vessel.[Colloq.]
  3. 3.
    A submarine sandwich. See: submarine sandwich