Search Dictionary
Definition of diplodocus

diplodocus

/dɪˈplɑː.də.kəs/
di · plod · o · cus
Plural:diplodocuses
JUMP TO:

diplodocus Lexical Profile

diplodocus Game Scores & Validity

• noun

1

A genus of massive, herbivorous sauropod dinosaurs from the Late Jurassic period, native to western North America, characterized by an exceptionally long neck, a whip-like tail, and four sturdy, pillar-like legs.

Synonyms
View all synonyms for diplodocus

• Nearby Words

dipelta
dipladenia
diplex
diplodocus
diploma
diplomacy
diplomat

Word Origin & Etymology

Coined in 1878 by paleontologist Othniel Charles Marsh from Neo-Latin, derived from Greek 'diplous' (double) and 'dokos' (beam). The name refers to the distinctive double-beamed chevron bones located on the underside of the dinosaur's tail.

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Diplodocus. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/diplodocus
Built for writers, students, and competitive word game players, Wordmom combines an uncluttered English dictionary and thesaurus with fast, pattern-based word finders so you can verify definitions, synonyms, and high-scoring tile plays in one place.
Word Games & Solvers
Word FinderScrabble Word FinderWords With Friends CheatWordle SolverAnagram Solver
Dictionary & Reference
DictionarySynonymsAntonymsWords
Community
Contact UsEditorial PolicyPrivacy PolicyTerms and Conditions
© 2016–2026 Wordmom Network. All rights reserved. Made with for word lovers everywhere.
Disclaimer: SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A. and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. Words With Friends® is a registered trademark of Zynga Inc. Wordle® is a registered trademark of The New York Times Company. Other referenced game titles and tournament lexicon codes (including NASPA NWL and WESPA/HarperCollins CSW) are trademarks of their respective owners. Wordmom is an independent reference utility for educational and entertainment purposes and is not affiliated with, sponsored by, or endorsed by Hasbro, Mattel, Spear, Zynga, The New York Times Company, NASPA, WESPA, or HarperCollins Publishers. All game names are referenced strictly under nominative fair use to indicate compatibility.