filterable virus

filterable virus
filterable virus also filtrable virus n any of the infectious agents that pass through a filter esp. of diatomite or unglazed porcelain with the filtrate and remain virulent and that include the viruses as presently understood and various other groups (as the mycoplasmas and rickettsiae) which were orig. considered viruses before their cellular nature was established

Medical dictionary. 2011.

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  • filterable virus — Virus Vi rus, n. [L., a slimy liquid, a poisonous liquid, poison, stench; akin to Gr. ? poison, Skr. visha. Cf. {Wizen}, v. i.] 1. (Med.) Contagious or poisonous matter, as of specific ulcers, the bite of snakes, etc.; applied to organic poisons …   The Collaborative International Dictionary of English

  • filterable virus — n. any virus: so called because most viruses are capable of passing through fine filters that bacteria cannot pass through …   English World dictionary

  • filterable virus — noun or filtrable virus : any of the infectious agents that remain virulent after a fluid containing them passes through a filter of diatomite or unglazed porcelain and that include the viruses as presently understood and various other groups (as …   Useful english dictionary

  • filterable virus — a virus particle small enough to pass through a filter of diatomaceous earth or porcelain, which will not pass bacteria: chiefly historical or an informal indicator of size, as synthetic membrane filters now permit passage of the smallest virus.… …   Universalium

  • filterable virus — fil′terable vi′rus n. mcr a virus small enough to pass through a bacteria retaining filter: an informal indicator of size, as recent filters can hold back the smallest viruses • Etymology: 1910–15 …   From formal English to slang

  • filterable virus — noun Date: 1911 any of the infectious agents that pass through a filter of diatomite or unglazed porcelain with the filtrate and remain virulent and that include the viruses as presently understood and various other groups (as the mycoplasmas and …   New Collegiate Dictionary

  • VIRUS — Le terme « virus » signifie poison en latin; la notion est donc ancienne. Mais elle est restée sans contenu précis jusqu’à Pasteur. C’est avec la découverte d’agents à l’origine des infections, et l’observation au microscope des bactéries et des… …   Encyclopédie Universelle

  • Virus — Vi rus, n. [L., a slimy liquid, a poisonous liquid, poison, stench; akin to Gr. ? poison, Skr. visha. Cf. {Wizen}, v. i.] 1. (Med.) Contagious or poisonous matter, as of specific ulcers, the bite of snakes, etc.; applied to organic poisons.… …   The Collaborative International Dictionary of English

  • virus program — Virus Vi rus, n. [L., a slimy liquid, a poisonous liquid, poison, stench; akin to Gr. ? poison, Skr. visha. Cf. {Wizen}, v. i.] 1. (Med.) Contagious or poisonous matter, as of specific ulcers, the bite of snakes, etc.; applied to organic poisons …   The Collaborative International Dictionary of English

  • Virus — A microorganism smaller than a bacteria, which cannot grow or reproduce apart from a living cell. A virus invades living cells and uses their chemical machinery to keep itself alive and to replicate itself. It may reproduce with fidelity or with… …   Medical dictionary

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