12-letter words containing p, a, r, v, l
- superovulate — to produce more than the normal number of ova at one time, as through hormone treatment.
- supravitally — in a supravital manner
- trypaflavine — acriflavine hydrochloride.
- unapprovable — capable of being approved.
- unprevailing — lacking force, not effective
- unreprovable — not able to be reproved, reproached, or criticized
- valve spring — a helical spring used to hold closed a valve in the cylinder head of an internal-combustion engine
- vapour trail — A vapour trail is a white line of water vapour left in the sky by an aeroplane, a rocket, or a missile.
- 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.
- vellum paper — a creamy coloured heavy paper resembling vellum
- velociraptor — a small carnivorous dinosaur of the genus Velociraptor , from the late Cretaceous period, capable of leaping, and growing to a length of about 6 feet (2 meters), having feathers, a flat snout, short forelimbs with large handlike talons, and a large sickle-shaped claw on each foot.
- vespertilian — of, relating to, or resembling a bat
- video player — VCR: videotape recorder
- viola player — someone who plays the viola