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[trahy-ser-uh-tops] /traɪˈsɛr əˌtɒps/
any of various dinosaurs of the genus Triceratops, of the late Cretaceous Period, having a bony crest on the neck, a long horn over each eye, and a shorter horn on the nose.
Origin of triceratops
1890-95; < New Latin < Greek trikérat(os) three-horned (see tri-, cerat-), + ṓps face, eye Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for triceratops
Contemporary Examples
Historical Examples
  • triceratops exceeded the largest rhinoceroses in bulk, equalling a fairly large elephant, but with much shorter legs.

    Dinosaurs William Diller Matthew
  • Altogether, triceratops is very different to any other Dinosaur.

    Extinct Monsters H. N. Hutchinson
  • After that the triceratops prorsus was at their mercy, and they quickly put an end to its suffering.

    A Journey in Other Worlds John Jacob Astor
  • We might have showed him the work of the mound-builders, or the bones of the triceratops, they are older yet.

    The home Charlotte Perkins Gilman
  • This trochanter is absent from the thigh bones of land-inhabiting dinosaurs with short tails, such as Stegosaurus and triceratops.

    Dinosaurs William Diller Matthew
  • Its latest member is Thescelosaurus, a contemporary of triceratops.

    Dinosaurs William Diller Matthew
  • “That, as it happens, was not the case with triceratops,” he added.

    Unexplored! Allen Chaffee
  • triceratops was fully twenty-five feet long, and of twice the bulk of an elephant.

    The Elements of Geology William Harmon Norton
British Dictionary definitions for triceratops


any rhinoceros-like herbivorous dinosaur of the ornithischian genus Triceratops, of Cretaceous times, having a heavily armoured neck and three horns on the skull
Word Origin
C19: from New Latin, from tri- + Greek kerat-, keras horn + ōps eye
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 triceratops

dinosaur genus, 1892, from Greek trikeratos "three-horned" + ops "face," literally "eye," from PIE *okw- "to see" (see eye (n.)). The first element is from tri- "three" (see three) + keras (genitive keratos) "horn" (see kerato-).

Online Etymology Dictionary, © 2010 Douglas Harper
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triceratops in Science
A large herbivorous dinosaur of the genus Triceratops of the late Cretaceous Period, measuring up to 7.6 m (25 ft) in length. Triceratops had a squat, tanklike body, a beaklike mouth with a short horn over it, and a long horn over each eye. The back of its neck was covered with a wide, bony plate.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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