[ trahy-ser-uh-tops ]

  1. 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

First recorded in 1890–95; from New Latin, from Greek trikérat(os) “three-horned” + ṓps “face, eye”; see origin at tri-, cerat-, eye

Words Nearby triceratops Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use triceratops in a sentence

  • But triceratops had a three-horned face, one horn over each eye to protect it in battle and one over the nose.

    Unexplored! | Allen Chaffee
  • Altogether, triceratops is very different to any other Dinosaur.

    Extinct Monsters | H. N. Hutchinson
  • 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
  • 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
  • triceratops exceeded the largest rhinoceroses in bulk, equalling a fairly large elephant, but with much shorter legs.

    Dinosaurs | William Diller Matthew

British Dictionary definitions for triceratops


/ (traɪˈsɛrəˌtɒps) /

  1. any rhinoceros-like herbivorous dinosaur of the ornithischian genus Triceratops, of Cretaceous times, having a heavily armoured neck and three horns on the skull

Origin of triceratops

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

Scientific definitions for triceratops


[ trī-sĕrə-tŏps′ ]

  1. 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.