12-letter words containing a, r, v, o
- 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.
- vasodilatory — of or relating to the dilation of blood vessels
- vasoligature — vasoligation.
- vector space — an additive group in which addition is commutative and with which is associated a field of scalars, as the field of real numbers, such that the product of a scalar and an element of the group or a vector is defined, the product of two scalars times a vector is associative, one times a vector is the vector, and two distributive laws hold.
- velarization — to pronounce with velar articulation.
- 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.
- ventral root — a nerve fiber bundle that emerges from either side of the spinal cord and joins with a complementary bundle to form each spinal nerve in the series of spinal nerves: the root at the rear of the spinal cord (dorsal root or sensory root) conveys sensations to the central nervous system, and the root at the front (ventral root or motor root) conveys impulses to the muscles.
- ventrodorsal — pertaining to the ventral and dorsal aspects of the body; extending from the ventral to the dorsal side.
- ventromedial — relating to both the ventral and medial surfaces, or to the front and to the middle
- verbal irony — irony in which a person says or writes one thing and means another, or uses words to convey a meaning that is the opposite of the literal meaning.
- verbenaceous — belonging to the plant family Verbenaceae.
- verification — the act of verifying.
- vertebration — vertebrate formation.
- verumontanum — an elevation in the wall of the urethra
- via dolorosa — (initial capital letters) Christ's route to Golgotha.
- vicar choral — a member of the clergy or a layperson in a cathedral who sings certain parts of the service.
- vicar forane — dean1 (def 2b).
- victoria day — (in Canada) the first Monday preceding May 25, observed as a national holiday.
- victorianism — the distinctive character, thought, tendencies, etc., of the Victorian period.
- video arcade — A video arcade is a place where you can play video games on machines which work when you put money in them.
- video camera — a handheld or mounted portable camera intended for recording moving images in digital memory or on videotape.
- video piracy — the unauthorized or prohibited use of audio-visual works covered by copyright law, in a way that violates one of the copyright owner's exclusive rights, such as the right to reproduce the copyrighted work, or to make derivative works
- video player — VCR: videotape recorder
- video rental — the system of renting films on video or DVD for a period of time in exchange for payment
- videographer — a person who makes films with a video camera.
- villahermosa — a state in SE Mexico, on the Gulf of Campeche. 9783 sq. mi. (25,338 sq. km). Capital: Villahermosa.
- viola player — someone who plays the viola
- violet layer — a layer of particles in the upper atmosphere of the planet Mars, that scatters and absorbs certain electromagnetic radiation, thus preventing the blue, violet, and ultraviolet light waves from passing through
- virilization — the development of adult male physical characteristics in a female or a young boy
- viscerotonia — a personality type characterized by hedonism and conviviality: said to be correlated with an endomorph body type
- visitatorial — of or relating to an official visitor or official visitation.
- vital organs — organs in the body that are essential to life
- vitriolation — the process of turning something into vitriol
- vituperation — verbal abuse or castigation; violent denunciation or condemnation.
- vituperatory — abusive or blaming
- vocabularian — a person who is particularly or overly attentive to words
- vocabularied — having a vocabulary as specified
- vocicultural — relating to voice training
- vociferation — noisy outcry; clamor.
- volcanic arc — a curving chain of active volcanoes formed above a subduction zone and adjacent to a convergent plate boundary.
- voluntaryism — voluntarism (def 2).
- voting paper — a ballot.
- wallcovering — a flexible sheet of sized paper, fabric, plastic, etc., usually laminated and printed with a repeat pattern, for pasting on a wall as decoration and protection.
- water clover — a common freshwater fern, Marsilea quadrifolia, of lake edges and quiet ponds, having roots embedded in the bottom, very slender and often tangled stems, and floating, cloverlike leaves composed of four leaflets.
- water vapour — steam
- weavers-knot — sheet bend.
- well-favored — of pleasing appearance; good-looking; pretty or handsome.
- woman driver — a female driver
- wood carving — making sculptures from wood
- wood vinegar — pyroligneous acid.