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enterovirus en·ter·o·vi·rus (ěn'tə-rō-vī'rəs)
A virus of the genus Enterovirus. Also called enteric virus.
A genus of picornaviruses, including polioviruses, coxsackieviruses, and echoviruses, that infect the gastrointestinal tract and often spread to other areas of the body, especially the nervous system.