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marsupial

[mahr-soo-pee-uh l] /mɑrˈsu pi əl/
noun
1.
any viviparous, nonplacental mammal of the order Marsupialia, comprising the opossums, kangaroos, wombats, and bandicoots, the females of most species having a marsupium containing the mammary glands and serving as a receptacle for the young.
adjective
2.
pertaining to, resembling, or having a marsupium.
3.
of or pertaining to the marsupials.
Origin
1690-1700
1690-1700; < Neo-Latin marsupiālis pertaining to a pouch. See marsupium, -al1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for marsupial
  • Telltale features of the tooth identify it as that of a marsupial mammal.
  • Today's placental and marsupial mammals range in form from mice and whales to koalas and kangaroos.
  • Unlike the pouch of a marsupial, this is a pouch only in a loose manner of speaking.
  • Equally unaware are the chinchilla and the tiny, mouselike marsupial nibbling seeds nearby.
British Dictionary definitions for marsupial

marsupial

/mɑːˈsjuːpɪəl; -ˈsuː-/
noun
1.
any mammal of the order Marsupialia, in which the young are born in an immature state and continue development in the marsupium. The order occurs mainly in Australia and South and Central America and includes the opossums, bandicoots, koala, wombats, and kangaroos
adjective
2.
of, relating to, or belonging to the Marsupialia
3.
of or relating to a marsupium
Derived Forms
marsupialian (mɑːˌsjuːpɪˈeɪlɪən; -ˌsuː-), marsupian, noun, adjective
Word Origin
C17: see marsupium
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for marsupial
adj.

1690s, with -al (1) + Modern Latin marsupialis "having a pouch," coined from Late Latin marsupium "pouch, purse" (Classical Latin marsuppium), from Greek marsipion, diminutive of marsipos "bag, pouch," of foreign, possibly oriental, origin. As a noun from 1805.

Online Etymology Dictionary, © 2010 Douglas Harper
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marsupial in Science
marsupial
  (mär-s'pē-əl)   
Any of various mammals of the order Marsupialia, whose young are very undeveloped when born and continue developing outside their mother's body attached to one of her nipples. Most marsupials have longer hindlegs than forelimbs, and the females usually have pouches in which they carry their young. Kangaroos, opossums, and koalas are marsupials.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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