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multituberculate

American  
[muhl-tee-too-bur-kyuh-lit, -leyt, -tyoo-, muhl-tahy-] / ˌmʌl ti tʊˈbɜr kyə lɪt, -ˌleɪt, -tyʊ-, ˌmʌl taɪ- /

noun

  1. a rodentlike mammal of the extinct order Multituberculata, which lived from the late Jurassic Period to the Oligocene Epoch, reaching the size of a woodchuck and having molars with two or three rows of simple pointed cusps.

adjective

  1. of or relating to the multituberculates.

  2. having teeth with many simple, pointed cusps.

Etymology

Origin of multituberculate

From New Latin Multituberculata (1884); see multi-, tuberculate, -ata 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Rougier, G. W., Wible, J. R. & Novacek, M. J. Middle-ear ossicles of the multituberculate Kryptobaatar from the Mongolian Late Cretaceous: implications for mammaliamorph relationships and the evolution of the auditory apparatus.

From Nature • Nov. 12, 2017

Meng, J. & Wyss, A. R. Monotreme affinities and low-frequency hearing suggested by multituberculate ear.

From Nature • Nov. 12, 2017

Earliest evolution of multituberculate mammals revealed by a new Jurassic fossil.

From Nature • Nov. 12, 2017

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.