| fibroma, ossifying | A benign, relatively slow-growing, central bone tumour, usually of the jaws (especially the mandible) which is composed of fibrous connective tissue within which bone is formed. (12 Dec 1998) |
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| fibroma virus, rabbit | A species of leporipoxvirus causing subcutaneous localised swellings in rabbits, usually on the feet. (12 Dec 1998) |