12-letter words containing a, c, e, r, v, u
- under canvas — If you are living and sleeping under canvas, you are living and sleeping in a tent.
- underachieve — to perform, especially academically, below the potential indicated by tests of one's mental ability or aptitude.
- unobservance — a failure to comply or observe (a law, custom, etc)
- uv ceti star — flare star.
- vacuum brake — a brake system, used on British and many overseas railways, in which the brake is held off by a vacuum on one side of the brake-operating cylinder. If the vacuum is destroyed by controlled leakage of air or a disruptive emergency, the brake is applied. It is now largely superseded by the Westinghouse brake system
- vacuum frame — a machine from which the air is extracted in order to obtain close contact between the surfaces of two materials, e.g. the film and plate during platemaking
- vacuum servo — a servomechanism that is operated by the lowering of pressure in the intake duct of an internal-combustion engine
- varicoloured — having many colours; variegated; motley
- variocoupler — a transformer having coils with a self-impedance that is essentially constant but a mutual impedance that can be varied by moving one coil with respect to the other.
- vascularised — (of a tissue or embryo) to develop or extend blood vessels or other fluid-bearing vessels or ducts; become vascular.
- vascularized — rendered vascular by the formation of new blood vessels.
- verbenaceous — belonging to the plant family Verbenaceae.
- vesicularity — the quality or state of being vesicular
- vibratiuncle — a slight vibration
- vitrifacture — the making of glass or glass products
- vocabularied — having a vocabulary as specified