| varioliform | Synonym: varioloid. Origin: variola + L. Forma, form (05 Mar 2000) |
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| varioliform syphilid | A type of pustular eruption occurring in secondary syphilis. Synonym: acne syphilitica, acneform syphilid, ecthymatous syphilid, impetiginous syphilid, varioliform syphilid. (05 Mar 2000) |
| variolite | <geology> A kind of diorite or diabase containing imbedded whitish spherules, which give the rock a spotted appearance. Origin: L. Varius various: cf. F. Variolite. Source: Websters Dictionary (01 Mar 1998) |
| variolitic | 1. Thickly marked with small, round specks; spotted. 2. <geology> Of, pertaining to, or resembling, variolite. Origin: From Variola. Source: Websters Dictionary (01 Mar 1998) |
| variolization | <medicine> Inoculation with smallpox. Source: Websters Dictionary (01 Mar 1998) |
| varioloid | <medicine> Resembling smallpox; pertaining to the disease called varioloid. Origin: Variola: cf. F. Varioloide. <medicine> The smallpox as modified by previous inoculation or vaccination. It is almost always a milder disease than smallpox, and this circumstance, with its shorter duration, exhibits the salutary effects of previous vaccination or inoculation. Origin: Cf. F. Varioloide. See Varioloid. Source: Websters Dictionary (01 Mar 1998) |
| variolous | <medicine> Of or pertaining to the smallpox; having pits, or sunken impressions, like those of the smallpox; variolar; variolic. Origin: LL. Variolosus, fr. Variola the smallpox: cf. F. Varioleux. Source: Websters Dictionary (01 Mar 1998) |
| variolovaccine | A vaccine obtained from the eruption following inoculation of a heifer with smallpox from the human. (05 Mar 2000) |
| variscite | <chemical> An apple-green mineral occurring in reniform masses. It is a hydrous phosphate of alumina. Origin: So called from Variscia in Germany. Source: Websters Dictionary (01 Mar 1998) |
| varisse | <veterinary> An imperfection on the inside of the hind leg in horses, different from a curb, but at the same height, and frequently injuring the sale of the animal by growing to an unsightly size. Origin: Cf. F. Varice varix. Cf. Varix. Source: Websters Dictionary (01 Mar 1998) |
| varivax | <drug> A live-varicella virus vaccine. Limited clinical trials suggest the immunity lasts for at least six years. The only significant adverse reaction detected in clinical studies was pain and redness at the injection site. Children (or adults) with a history for an anaphylactoid reaction to neomycin or gelatin or the presence of any febrile illness, should not be given the vaccine. Pregnant women and those who are immunocompromised should also not receive the vaccine. It is furthermore recommended that pregnancy be avoided for 3 months following vaccination. In trials involving 9,000 children, 80% were protected and 20% reported mild cases. (11 Nov 1997) |
| varix | Origin: L. 1. <medicine> A uneven, permanent dilatation of a vein. Varices are owing to local retardation of the venous circulation, and in some cases to relaxation of the parietes of the veins. They are very common in the superficial veins of the lower limbs. 2. <zoology> One of the prominent ridges or ribs extending across each of the whorls of certain univalve shells. The varices usually indicate stages of growth, each one showing a former position of the outer lip of the aperture. Source: Websters Dictionary (01 Mar 1998) |
| varix anastomoticus | Dilation and tortuosity of a vein resulting from an acquired communication with an adjacent artery. Synonym: Pott's aneurysm, varix anastomoticus. (05 Mar 2000) |
| vark | <zoology> The bush hog, or boshvark. Origin: D. Varken a pig. Source: Websters Dictionary (01 Mar 1998) |
| varney jar | <apparatus> A jar used for anaerobic experiments or processes, the jar is made oxygen-free through phosphorous combustion. (09 Oct 1997) |