1. Capable of being immersed in water or functioning while submerged
   "a submersible pump";
   - submergible

1. A warship designed to operate under water
   "The navy's fleet included several advanced submersible warships";
   - submersible warship
    
2. An apparatus intended for use under water
   "The scientists used a submersible to explore the deep ocean trenches"

Derived forms: submersibles

Type of: apparatus, combat ship, setup, war vessel, warship

Antonym: surface ship

Encyclopedia: Submersible