What does uncrewed mean?
Uncrewed is an adjective meaning that a vehicle, vessel, or installation has no crew. Its most familiar use is in aerospace: an uncrewed spacecraft or aircraft carries instruments rather than people and may be controlled remotely or operate automatically. The word also applies to ships and other vehicles in which no crew is present. In these contexts, “uncrewed” identifies the absence of the people whose role would be to operate or inhabit the vehicle. In technical and news writing, it often carries associations with robotics, remote control, and exploration, although those features are not part of its literal definition. The term can also describe an installation or vehicle deliberately left without personnel. Because it directly names the missing crew, “uncrewed” is especially useful when distinguishing human-carrying and robotic missions or describing a vessel operating without personnel. It is chiefly a formal, practical term rather than an everyday description of an empty building.
adjectiveHaving no crew; carrying no people to operate or occupy a vehicle or vessel. It is used especially of spacecraft, aircraft, and ships that may be controlled remotely or operate automatically.
- Having no crew; carrying no people to operate or occupy a vehicle, vessel, or installation.
"The uncrewed aircraft surveyed the coastline while transmitting data to a ground station."
"The uncrewed aircraft surveyed the coastline while transmitting data to a ground station."
"After the storm, responders found the fishing vessel uncrewed and drifting near the reef."
Before any person reached the Moon, Apollo 6 put the Saturn V through a vital flight test with no astronauts aboard.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does uncrewed come from?
Uncrewed is an English formation using the prefix un-, the root crew, and the adjectival ending -ed. Crew originally denoted a company or band of people, a sense underlying the modern group of people serving a vessel or vehicle. The compound arose as a concise way of describing a craft without its operating personnel; related forms include crewless and crewing.
How uncrewed is actually used
Chiefly used in technical, scientific, and reportorial contexts, particularly in aviation, spaceflight, maritime operations, and robotics. It is more specific than a general term for something empty.
Easily confused with uncrewed
Uncrewed directly means lacking a crew, whereas unmanned is a broader term commonly used for vehicles that carry no operator but may be remotely controlled.