infective virus

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• virus — ► NOUN 1) a submicroscopic infective particle which is able to multiply within the cells of a host organism and typically consists of nucleic acid coated in protein. 2) informal an infection or disease caused by such an agent. 3) (also computer… …   English terms dictionary

• virus — viruslike, adj. /vuy reuhs/, n., pl. viruses. 1. an ultramicroscopic (20 to 300 nm in diameter), metabolically inert, infectious agent that replicates only within the cells of living hosts, mainly bacteria, plants, and animals: composed of an RNA …   Universalium

• 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

• Virus — This article is about the biological agent. For other uses, see Virus (disambiguation). For a generally accessible and less technical introduction to the topic, see Introduction to viruses. Viruses …   Wikipedia

• virus — noun (plural viruses) Etymology: Latin, venom, poisonous emanation; akin to Greek ios poison, Sanskrit viṣa; in senses 2 & 4, from New Latin, from Latin Date: 1599 1. archaic venom 1 2. a. the causative agent of an infectious disease b. any of a… …   New Collegiate Dictionary

• virus — /ˈvaɪrəs / (say vuyruhs) noun 1. a submicroscopic infective agent, inert outside a cell but able to reproduce within the host cell. 2. any disease caused by a virus. 3. Also, computer virus. a destructive program introduced into a computer system …  

• virus — [ vʌɪrəs] noun 1》 a submicroscopic infective particle, typically consisting of nucleic acid coated in protein, which can multiply only within the cells of a host organism.     ↘an infection or disease caused by such an agent. 2》 (also computer… …   English new terms dictionary

• infective agent — noun an agent capable of producing infection • Syn: ↑infectious agent • Hypernyms: ↑agent • Hyponyms: ↑virus, ↑pathogen …   Useful english dictionary

• Bovine leukemia virus — Taxobox name = PAGENAME virus group = vi familia = Retroviridae subfamilia = Orthoretrovirinae genus = Deltaretrovirus species = Bovine leukemia virus Bovine leukemia virus (BLV) is a bovine virus closely related to HTLV I, a human tumour virus.… …   Wikipedia

• latent virus disease — noun : a moderately virulent but highly infective virus disease especially common in potatoes that often show no visible external symptoms although the yield is significantly reduced …   Useful english dictionary

• Tobacco mosaic virus — Electron micrograph of TMV particles stained to enhance visibility at 160,000x magnification Virus classification Group …   Wikipedia