What is the meaning of Submersible?

Able to be submerged.

A small nonmilitary, nonnuclear submarine for exploration.

A retroactive term used for nonnuclear submarines; nuclear submarines are termed true submarines.

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.

A very small baby submarine designed for specific localized missions, usually while tethered to a submarine or ship for life support and communications.

An underwater vehicle with limited mobility, similar to a submarine, but less mobile.

submersible

a submersible

Source: wiktionary.org