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Any of various warm-blooded vertebrate animals of the class Mammalia, including humans, characterized by a covering of hair on the skin and, in the female, milk-producing mammary glands for nourishing the young.

[From Late Latin mammālis, of the breast, from Latin mamma, breast; see mā- in Indo-European roots.]

mam·ma′li·an (mă-mā′lē-ən) adj. & n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(məˈmeɪ li ən, -ˈmeɪl yən)

1. an animal of the class Mammalia; mammal.
2. belonging or pertaining to the class Mammalia; characteristic of mammals.
mam•mal•i•ty (məˈmæl ɪ ti) n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.mammalian - any warm-blooded vertebrate having the skin more or less covered with hairmammalian - any warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk
craniate, vertebrate - animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium
Amniota - higher vertebrates (reptiles, birds and mammals) possessing an amnion during development
amnion, amnios, amniotic sac - thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals)
chorion - the outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals)
allantois - the vascular fetal membrane that lies below the chorion and develops from the hindgut in many embryonic higher vertebrates (reptiles, birds and mammals)
class Mammalia, Mammalia - warm-blooded vertebrates characterized by mammary glands in the female
female mammal - animals that nourish their young with milk
tusker - any mammal with prominent tusks (especially an elephant or wild boar)
prototherian - primitive oviparous mammals found only in Australia and Tasmania and New Guinea
metatherian - primitive pouched mammals found mainly in Australia and the Americas
eutherian, eutherian mammal, placental, placental mammal - mammals having a placenta; all mammals except monotremes and marsupials
pelage, coat - growth of hair or wool or fur covering the body of an animal
fossorial mammal - a burrowing mammal having limbs adapted for digging
pilus, hair - any of the cylindrical filaments characteristically growing from the epidermis of a mammal; "there is a hair in my soup"
biauriculate heart - a heart (as of mammals and birds and reptiles) having two auricles
mount, ride - copulate with; "The bull was riding the cow"
digitigrade - (of mammals) walking on the toes with the posterior part of the foot raised (as cats, dogs, and horses do)
plantigrade - (of mammals) walking on the whole sole of the foot (as rabbits, raccoons, bears, and humans do)
estrous - (of lower mammals) showing or in a state of estrus; in heat; "the estrous state"; "the estrous cycle"
anestrous - (of lower mammals) not in a state of estrus; not in heat; "an anestrous bitch"
weaned - freed of dependence on something especially (for mammals) mother's milk; "the just-weaned calf bawled for its mother"
Adj.1.mammalian - of or relating to the class Mammaliamammalian - of or relating to the class Mammalia
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
ثَدْيي، لَبون


[mæˈmeɪlɪən] ADJmamífero
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


adjder Säugetiere
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007


[mæˈmeɪlɪən] adj (Bio) (species, behaviour) → dei mammiferi
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995


(ˈmӕməl) noun
any member of the class of animals (including man) in which the females feed the young with their own milk. Monkeys are mammals.
mamˈmalian (-ˈmei-) adjective
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
References in classic literature ?
Windsor Earl has made some striking observations on this head in regard to the great Malay Archipelago, which is traversed near Celebes by a space of deep ocean; and this space separates two widely distinct mammalian faunas.
He instanced a snake, the cast skin of which, deep purple in color, was fifty-one feet in length, and mentioned a white creature, supposed to be mammalian, which gave forth well-marked phosphorescence in the darkness; also a large black moth, the bite of which was supposed by the Indians to be highly poisonous.
M2 PHARMA-July 30, 2019-Applied StemCell Advances TARGATT Gene-Editing Technology for Mammalian Cell Line Bioproduction Applications
They cover species concepts and species delimitation in mammals; chromosomes and speciation in mammals; taxonomy, trees, and truth in historical mammalogy; mammalian embryology and organogenesis; non-mammalian synapsids: the deep roots of the mammalian family tree; Mesozoic mammals: early mammalian diversity and eco-morphological adaptations; diversity and relationships within crown Mammalia; and mammal extinction risk and conservation: patterns, threats and management.
Get 218 Market Data Tables and 32 Figures spread through 206 Pages and in-depth TOC on "Single-use Bioreactors Market by Product (Media bag (2D bag, 3D bag)), Type of Molecule (MAbs, Vaccine), Type of Cell (Mammalian, Bacteria), Type (Stirred tank), Application (R&D, Process Development), End User (R&D Department) - Global Forecast to 2022" Based on type of cell, the mammalian cell segment is accounted for the largest share of the market in 2017 On the basis of cell type, the single-use bioreactors market is categorized into mammalian cell, bacteria, yeasts, and others (insect cells and plant cells).
Present study was conducted in October 2015 to October 2016 to explore the mammalian fauna of Mahaban and Malka valley of district Buner, KP.
This study is the first report that determines the effects of 17[beta]-estradiol, estrone, progesterone and androsterone among the mammalian sex hormones on in vitro regeneration of Triticale mature embryos.
473: In Vitro Mammalian Chromosomal Aberration Test
Our work challenges a dogma, held since embryologists first observed mammalian eggs in around 1827 and observed fertilisation 50 years later, that only an egg cell fertilised with a sperm cell can result in a live mammalian birth.
Gross profit, however, dropped by PS5.3m to PS3.1m - which was mainly down to higher material costs and depreciation through the company's new Mammalian facility, according to directors.
Gross profit, however, dropped by PS5.3m to PS3.1m, with directors citing increased material costs and depreciation through the company's new Mammalian facility as the main factors which offset work to reduce operating fixed costs.