the world > animals > mammals > group Unguiculata or clawed mammal > order Rodentia or rodent > superfamily Myomorpha (mouse, rat, vole, or hamster) > [adjective] > of other types of mice or rats (3)
Belonging to the Sigmodontes, a class of murine animals in which the molars exhibit sigmoid patterns.
having several pairs of mammae; spec. designating rodents of the genus Mastomys (formerly included in Rattus or Praomys; family Muridae), found…
Medicine and Biology. Designating a mouse of a strain homozygous for a mutant gene that produces hypoplasia of the thymus gland with severe T-cell…