submersible

Pluralsubmersibles

1. 1
   nounBritishcountable

   A small underwater boat for exploring, not used for war and not nuclear-powered.

   Scientists used a submersible to film fish living near the seabed.

   The submersible can carry two people and stay down for several hours.

   Note
2. 2
   adjective

   Able to go under water or be put under water.

   My new camera is submersible, so I took it snorkeling.

   We put a submersible pump in the flooded basement.

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3. 3
   nounUScountable

   A tiny submarine for special nearby jobs, usually joined by a cable to a ship or submarine.

   The rescue submersible stayed tied to the ship by a long cable.

   The little submersible got its air through a hose from the ship above.

   Note
4. 4
   nounBritishcountable

   A submarine without nuclear power, given the name later to tell it apart from nuclear ones.

   Grandad served on a diesel submersible long before the navy had nuclear boats.

   Those wartime submersibles had to come up often to charge their batteries.

   Similarsubmarine

   Note

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