Glossary · Nouns · V
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TermTypeDefinitionClassificationsUpdated
Valvulitisnouninflammation of a valve, especially of a cardiac valve as a consequence of rheumatic feververified
Vampire BatnounMWEany of various tropical American bats of the family Desmodontidae that bite mammals and birds to feed on their bloodverified
Vannounany creative group active in the innovation and application of new concepts and techniques in a given field (especially in the arts)verified
Vanadium SteelnounMWEsteel alloyed with vanadium for greater strength and high-temperature stabilityverified
Vanenounthe flattened weblike part of a feather consisting of a series of barbs on either side of the shaftverified
Vanguardnounany creative group active in the innovation and application of new concepts and techniques in a given field, especially in the artsverified
Vanishing PointnounMWEthe appearance of a point on the horizon at which parallel lines convergeverified
Vantagenouna place or situation affording some advantage, especially a comprehensive view or commanding perspectiveverified
Vapor BathnounMWEa place where one sweats in a steam room before getting a rubdown and cold showerverified
Vapor LocknounMWEa stoppage in a pipeline caused by gas bubbles, especially a stoppage that develops in hot weather in an internal-combustion engine when fuel in the gas line boils and forms bubbles that block the flow of gasoline to the carburetorverified
Vaporisernouna device that puts out a substance in the form of a vapor, especially for medicinal inhalationverified
Vaporizernouna device that puts out a substance in the form of a vapor (especially for medicinal inhalation)verified
Vapour BathnounMWEa place where one sweats in a steam room before getting a rubdown and cold showerverified
Vapour LocknounMWEa stoppage in a pipeline caused by gas bubbles, especially a stoppage that develops in hot weather in an internal-combustion engine when fuel in the gas line boils and forms bubbles that block the flow of gasoline to the carburetorverified
Vaqueronounlocal names for a cowboy (`vaquero' is used especially in southwestern and central Texas and `buckaroo' is used especially in California)verified
Varnouna unit of electrical power in an AC circuit equal to the power dissipated when 1 volt produces a current of 1 ampereverified
Varanouna Spanish unit of linear measurement that has different values in different localities, ranging from approximately 81 to 109 centimeters or 32 to 43 inchesverified
VariablenounA variable is a characteristic of a unit being observed that may assume more than one of a set of values to which a numerical measure or a category from a classification can be assigned.Data
VariancenounThe variance is the mean square deviation of the variable around the average value. It reflects the dispersion of the empirical values around its mean.Metric
Variationnoun(astronomy) any perturbation of the mean motion or orbit of a planet or satellite (especially a perturbation of the earth's moon)verified
Varicella Zoster VirusnounMWEthe member of the herpes virus family that is responsible for chickenpoxverified
Variegationnounthe act of introducing variety, especially in investments or in the variety of goods and services offeredverified
Varietal WinenounMWEa wine made principally from one grape and carrying the name of that grapeverified
Varietynoun(biology) a taxonomic category consisting of members of a species that differ from others of the same species in minor but heritable characteristicsverified
Variola MajornounMWEa highly contagious viral disease characterized by fever and weakness and skin eruption with pustules that form scabs that slough off leaving scarsverified
Variola Major VirusnounMWEa type of smallpox virus that has a fatality rate of up to 25 percentverified
Variola Minor VirusnounMWEa type of smallpox virus that has a fatality rate of about 1 percentverified
Variola VaccinanounMWEa local infection induced in humans by inoculation with the virus causing cowpox in order to confer resistance to smallpoxverified
Variolationnounthe obsolete process of inoculating a susceptible person with material taken from a vesicle of a person who has smallpoxverified
Variolizationnounthe obsolete process of inoculating a susceptible person with material taken from a vesicle of a person who has smallpoxverified
Variorumnounan edition containing various versions of a text or notes by various scholars or editorsverified
Variorum EditionnounMWEan edition containing various versions of a text or notes by various scholars or editorsverified
Varletnounin medieval times a youth acting as a knight's attendant as the first stage in training for knighthoodverified
Varnanounin Hinduism, the name for the original social division of Vedic people into four groups, which are subdivided into thousands of jatisverified
Varnish TreenounMWEsmall Asiatic tree yielding a toxic exudate from which lacquer is obtainedverified