| vole | <zoology> Any one of numerous species of micelike rodents belonging to Arvicola and allied genera of the subfamily Arvicolinae. They have a thick head, short ears, and a short hairy tail. The water vole, or water rat, of Europe (Arvicola amphibius) is a common large aquatic species. The short-tailed field vole (A. Agrestis) of Northern and Central Europe, and Asia, the Southern field vole (A. Arvalis), and the Siberian root vole (A. Oeconomus), are important European species. The common species of the Eastern United States (A. Riparius) (called also meadow mouse) and the prairie mouse (A. Austerus) are abundant, and often injurious to vegetation. Other species are found in Canada. Source: Websters Dictionary (01 Mar 1998) |
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| vole bacillus | An acid-fast bacillus isolated from voles and used in the production of a vaccine against human and bovine tuberculosis. (05 Mar 2000) |
| water vole | <zoology> See Vole. Source: Websters Dictionary (01 Mar 1998) |
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| field-vole | A species of field mouse (Microtus montebelloi), normal host of Leptospira hebdomadis, the cause of a type of leptospirosis resembling infectious mononucleosis. (05 Mar 2000) |