mammal

mam·mal

noun \ˈma-məl\

Definition of MAMMAL

: any of a class (Mammalia) of warm-blooded higher vertebrates (as placentals, marsupials, or monotremes) that nourish their young with milk secreted by mammary glands, have the skin usually more or less covered with hair, and include humans

— mam·ma·li·an \mə-ˈmā-lē-ən, ma-\ adjective or noun

Examples of MAMMAL

1. Human beings, dogs, and cats are all mammals.

Origin of MAMMAL

New Latin Mammalia, from Late Latin, neuter plural of mammalis of the breast, from Latin mamma breast

First Known Use: 1826

Other Mammals Terms

dormouse, dugong, gibbon, grimalkin, sable, stoat, ungulate, vole