[montag]

What does ROV stand for?

[krasin]

> What does ROV stand for?

My apologies for an acronym. It's Remote operated underwater vehicle: https://en.wikipedia.org/wiki/Remotely_operated_underwater_v... (a small submarine, usually, with a long thin tether)

[jvanderbot]

I'm guessing remote operated vehicle - e.g., remote controlled submarines.