A mammal (from Latin mamma 'breast') [1] is a vertebrate animal of the class Mammalia (/ məˈmeɪli.ə /). Mammals are characterised by the presence of milk -producing mammary …

The meaning of MAMMAL is any of a class (Mammalia) of warm-blooded higher vertebrates (such as placentals, marsupials, or monotremes) that nourish their young with milk secreted by …

Dec 22, 2025 · Mammal, a vertebrate animal whose young are nourished with milk from special mammary glands of the mother.

any animal of which the female feeds her young on milk from her own body. Most mammals give birth to live young, not eggs: Humans, dogs, elephants, and dolphins are all mammals, but …

Nov 22, 2023 · Mammals represent a diverse and fascinating class of animals, encompassing a wide range of species from tiny shrews to humans to the colossal blue whale. As members of …

MAMMAL definition: any vertebrate of the class Mammalia, having the body more or less covered with hair, nourishing the young with milk from the mammary glands, and, with the exception of …

Definition of mammal noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.