Submersible

adj, noun

adj, noun ·4 syllables ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A small nonmilitary, nonnuclear submarine for exploration. UK
  2. 2
    a warship designed to operate under water wordnet
  3. 3
    A retroactive term used for nonnuclear submarines; nuclear submarines are termed true submarines. UK
  4. 4
    an apparatus intended for use under water wordnet
  5. 5
    A term used primarily by some navies for nuclear submarines, termed true submersibles, because they cannot retroactively declare that their nonnuclear submarines should be called by a different name. UK
Show 2 more definitions
  1. 6
    A very small baby submarine designed for specific localized missions, usually while tethered to a submarine or ship for life support and communications. US
  2. 7
    An underwater vehicle with limited mobility, similar to a submarine, but less mobile.
Adjective
  1. 1
    Able to be submerged.
Adjective
  1. 1
    capable of being immersed in water or functioning while submerged wordnet

Synonyms

All synonyms
anchorcruisermidget-submarinesubsubmarinesubmergeable

Example

More examples

"Pisces V is a three-person submersible that can operate at depths up to 6,500 feet. This vehicle allows scientists to observe the deep sea under tremendous ocean pressure."

Etymology

From submerse + -ible.

Related phrases

semi-submersiblesemi-submersible

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.