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monotreme

Definition:

the most primitive mammals comprising the only extant members of the subclass Prototheria

Class:

animal noun (animals and microorganisms)

Plural:

monotremes

Original source:

Princeton WordNet

Etymology:

Modern Latin Monotremata from Greek monos, single (see "mono-") + trēma, a hole...
(Source: New World Dictionary)  [more]

Definition references  (+images)

Wikipedia:

Monotreme | Monotremes

mammals that lay eggs instead of giving birth to live young like marsupials and placental mammals. The only surviving examples of monotremes are all indigenous to Australia and New Guinea, although there is evidence that they were once more widespread... (40 of 2704 words, 6 images)

en​.wikipedia​.org​/wiki​/Monotreme

Britannica Encyclopedia:

monotreme [mammal]

any member of the egg-laying mammalian order Monotremata, which includes the amphibious platypus and the terrestrial echidnas of Australia, Tasmania, ... (20 of 554 words, 4 images)

www​.britannica​.com​/E​Bchecked​/topic​/390160​/monotreme

Wiktionary:

monotreme | monotremes [plural] | 1-treme [synonym, sense-specific] | monoaperturate [synonym, sense-specific]

[zoology] A mammal that lays eggs and has a single urogenital and digestive orifice. Only the echidnas and platypuses are included in this group. | [palynology, pollen grain] Having a single trema, or aperture (33 of 51 words, 2 definitions, 1 usage example, 1 image)

en​.wiktionary​.org​/wiki​/monotreme

Collins Dictionary:

monotreme

any mammal of the primitive order "Monotremata", of Australia and New Guinea: egg-laying toothless animals with a single opening (cloaca) for the ... (22 of 280 words, 3 usage examples, pronunciation)

www​.collinsdictionary​.com​/dictionary​/english​/monotreme

Columbia Encyclopedia:

monotreme

name for members of the primitive mammalian order Monotremata, found in Australia, Tasmania, and New Guinea. The only members of this order are the ... (24 of 200 words, pronunciation)

www​.infoplease​.com​/ce​6​/sci​/A​0833764​.html

Oxford Dictionary:

monotreme

Syllabification: (mon·o·treme) | [zoology] | a primitive mammal that lays large yolky eggs and has a common opening for the urogenital and digestive ... (21 of 73 words, 3 definitions, pronunciation)

oxforddictionaries​.com​/definition​/american english​/monotreme

monotreme [zoology]

a primitive mammal that lays large yolky eggs and has a common opening for the urogenital and digestive systems. Monotremes are now restricted to ... (24 of 70 words, pronunciation)

oxforddictionaries​.com​/definition​/english​/monotreme

New World Dictionary:

monotreme | monotrematous [adjective, related]

any of the lowest order (Monotremata) of mammals, consisting of the platypus and the echidnas, which lay eggs and have a single opening for the ... (25 of 63 words, pronunciations)

www​.yourdictionary​.com​/monotreme

Random House Dictionary:

monotreme

any animal of the Monotremata, the most primitive order of mammals, characterized by certain birdlike and reptilian features, as hatching young from ... (22 of 52 words, pronunciation)

dictionary​.infoplease​.com​/monotreme

American Heritage Dictionary:

monotreme | monotrematous [adjective, related]

A member of the Monotremata, an order of primitive egg-laying mammals restricted to Australia and New Guinea and consisting of only the platypus and ... (24 of 51 words, pronunciations)

www​.yourdictionary​.com​/monotreme

Merriam-Webster:

monotreme

any of an order (Monotremata) of egg-laying mammals comprising the platypuses and echidnas (13 of 41 words, pronunciation)

www​.merriam-webster​.com​/dictionary​/monotreme

Encarta Dictionary:

monotreme | monotremes [plural] | Monotremata [member of]

a mammal such as the duck-billed platypus or echidna that lays eggs and has a single opening for the discharge of feces and urine. Order Monotremata ... (26 of 44 words, pronunciation)

encarta​.msn​.com​/dictionary 561533555​/definition​.html  [offline]

Etymology references

New World Dictionary:

monotreme

Origin: Modern Latin Monotremata from Greek monos, single (see "mono-") + trēma, a hole from Indo-European base *ter-, to rub, drill derives "throw"

www​.yourdictionary​.com​/monotreme

American Heritage Dictionary:

monotreme

Origin: From New Latin Monotrēmata, order name: "mono-" + Greek trēma, trēmat-, perforation; see terə- [entry 1] in Indo-European roots.

www​.yourdictionary​.com​/monotreme

Collins Dictionary:

monotreme

First use: 19th century

Origin: via New Latin from mono- + Greek trēma hole

www​.collinsdictionary​.com​/dictionary​/english​/monotreme

Merriam-Webster:

monotreme

First use: 1835

Origin: New Latin Monotremata, from Greek mon- + trēmat-, trēma hole

www​.merriam-webster​.com​/dictionary​/monotreme

Oxford Dictionary:

monotreme

First use: mid 19th century

Origin: "mono-" "single" + Greek trēma "hole"

oxforddictionaries​.com​/definition​/american english​/monotreme

Wiktionary:

monotreme | monotremes [plural]

Origin: mono- + -treme

en​.wiktionary​.org​/wiki​/monotreme

mono-

Origin: Ancient Greek μόνος (monos, "alone, only, sole, single")

en​.wiktionary​.org​/wiki​/mono-

Encarta Dictionary:

monotreme | monotremes [plural]

First use: Mid-19th century

Origin: mono- + Greek trēma "hole"

encarta​.msn​.com​/dictionary 561533555​/definition​.html  [offline]

Audio references

Wikipedia:

Monotreme

Audio: "French Island Echidna"

en​.wikipedia​.org​/wiki​/Monotreme

Collins Dictionary:

monotreme

Audio 1: British English pronunciation of "monotreme"

Audio 2: British English pronunciation of "monotreme"

www​.collinsdictionary​.com​/dictionary​/english​/monotreme

the Free Dictionary:

monotreme

Audio 1: North American English pronunciation of "monotreme"

Audio 2: British English pronunciation of "monotreme"

Audio 3: North American English pronunciation of "monotreme" by speech synthesizer

www​.thefreedictionary​.com​/monotreme

Google Dictionary:

monotreme | monotremes [plural]

Audio: English pronunciation of "monotreme"

www​.google​.com​/#hl=en&tbs=dfn​:1&fp=1&q=monotreme

Merriam-Webster Pronunciation:

monotreme

Audio: North American pronunciation of "monotreme"

www​.merriam-webster​.com​/audio​.php file=monotr​01 word=monotreme

YourDictionary Audio:

monotreme

Audio: North American English pronunciation of "monotreme" by speech synthesizer

www​.yourdictionary​.com​/monotreme

Page last updated: 2013-06-26

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