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virus US English

An infective agent that typically consists of a nucleic acid molecule in a protein coat, is too small to be seen by light microscopy, and is able to multiply only within the living cells of a host

virus US Thesaurus

the child caught a virus

DNA virus US English

A virus in which the genetic information is stored in the form of DNA (as opposed to RNA)

flu virus US English

= influenza virus.

RNA virus US English

A virus in which the genetic information is stored in the form of RNA (as opposed to DNA)

cold virus US English

Any of numerous viruses (including rhinoviruses, adenoviruses, coronaviruses, and others) capable of causing colds.

foamy virus US English

Any of a group (now the genus Spumavirus) of retroviruses which infect a number of mammal species (including humans), and which induce the formation of giant cells with vacuolated cytoplasm in tissue culture, but appear to cause little or no disease in their natural hosts.

mind virus US English

A mental or conceptual meme.

mumps virus US English

The paramyxovirus that causes mumps.

Rous virus US English

= Rous sarcoma virus.

slow virus US English

A virus or viruslike organism that multiplies slowly in the host organism and has a long incubation period

Hantaan virus US English

The hantavirus that causes Korean haemorrhagic fever in humans, the natural host of which is the striped field mouse, Apodemus agrarius.

Hendra virus US English

A virus carried by fruit bats which is potentially fatal to animals and humans

latent virus US English

(Originally) any morbid matter or morbific agent that is difficult to detect; (in later use) specifically any virus that infects a plant or animal without causing apparent disease.

mosaic virus US English

A virus causing mosaic disease.

myxoma virus US English

The poxvirus (genus Leporipoxvirus) that is the cause of myxomatosis in the European rabbit (Oryctolagus cuniculus).

Norwalk virus US English

A virus that can cause epidemics of severe gastroenteritis. It has been subsumed under the genus Norovirus

orphan virus US English

A virus that is not known to cause disease.

polyoma virus US English

Any of a group of DNA viruses that are usually endemic in their host species without causing disease but that can cause tumors when injected into other species

rabies virus US English

The causative agent of rabies, now recognized to be a lyssavirus (family Rhabdoviridae).

rosette virus US English

A plant virus that causes a rosette disease.

rubella virus US English

The togavirus (genus Rubivirus) that causes rubella.

Sendai virus US English

A parainfluenza virus that causes disease of the upper respiratory tract in mice and is used in the laboratory to produce cell fusion

street virus US English

Rabies virus isolated directly from a person or animal suffering from the disease; a virulent wild-type rabies virus (especially as distinguished from a virus attenuated in culture).

variola virus US English

The causative agent of smallpox (now known to be an orthopoxvirus).

Coxsackie virus US English

Any of a group of enteroviruses that cause various respiratory, neurological, and muscular diseases in humans

influenza virus US English

The causative agent of influenza; (in later use) specifically any orthomyxovirus of the genera Influenzavirus A, Influenzavirus B, and Influenzavirus C.

molluscum virus US English

(Originally) a virus that causes molluscum or molluscum-like lesions; (later) specifically = molluscum contagiosum virus.

monkeypox virus US English

The orthopoxvirus that causes monkeypox, and that is carried by squirrels, other rodents, and primates in rainforest areas of west and central Africa.

virus pneumonia US English

Pneumonia caused by a virus or (especially in early use) a mycoplasma.

maedi-visna virus US English

The lentivirus that causes maedi and visna; also called visna-maedi virus, visna virus.

Epstein–Barr virus US English

A herpesvirus causing infectious mononucleosis and associated with certain cancers, for example Burkitt’s lymphoma

panleukopenia virus US English

(More fully feline panleukopenia virus) the parvovirus that causes feline panleukopenia.

Ross River virus US English

A mosquito-borne alphavirus endemic in parts of Australia and certain Pacific islands, causing epidemics of a human disease characterized by fever, polyarthritis, and rash.

Rous sarcoma virus US English

The retrovirus that causes Rous sarcoma; abbreviated RSV.

Schmallenberg virus US English

An RNA virus causing birth defects and stillbirths in cattle, sheep, etc., in western Europe, first identified in 2011 and thought to be transmitted by midges

West Nile virus US English

A flavivirus of African origin that can be spread to humans and other mammals via mosquitoes, causing encephalitis and flulike symptoms, with some fatalities

yellow fever virus US English

The causative agent of yellow fever (now known to be a flavivirus).

Barmah Forest virus US English

A mosquito-borne viral disease characterized by a rash, and joint and muscle pain

tobacco mosaic virus US English

A virus that causes mosaic disease in tobacco, much used in biochemical research

phocine distemper virus US English

The morbillivirus responsible for phocine distemper.

varicella zoster virus US English

The virus which causes chickenpox and shingles.

molluscum contagiosum virus US English

The human poxvirus that causes molluscum contagiosum.

nuclear polyhedrosis virus US English

Any of a subgroup (now the genus Nucleopolyhedrovirus) of baculoviruses that replicate exclusively in cell nuclei and cause nuclear polyhedrosis, especially in lepidopterans.

respiratory syncytial virus US English

A paramyxovirus that causes disease of the respiratory tract. It is a major cause of bronchiolitis and pneumonia in young children and may be a contributing factor in sudden infant death syndrome

human T cell lymphotropic virus US English

Any of a group of retroviruses that cause disease by attacking T cells

antivirus US English

(Of software) designed to detect and destroy computer viruses

Ebola US English

An infectious and frequently fatal disease marked by fever and severe internal bleeding, spread through contact with infected body fluids by a filovirus (Ebola virus), whose normal host species is unknown

echovirus US English

Any of a group of enteroviruses that can cause a range of diseases, including respiratory infections and a mild form of meningitis

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