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Definition of hypsilophodon
hypsilophodon
/ˌhɪp.sɪˈlɑː.fəˌdɑːn/
hyp · si · loph · o · don
Plural:hypsilophodons
•Adjective:hypsilophodont
hypsilophodon Lexical Profile
CEFR
C2
Grade
11
Tier
3
Usage
Rare
• noun
1
A small, fast-moving, bipedal herbivorous dinosaur of the Early Cretaceous period, originally discovered in England and characterized by its distinctively ridged teeth and beak.
Example
"The museum's new paleontology exhibit features a beautifully preserved skeleton of a hypsilophodon."
Synonyms
View all synonyms for hypsilophodonWord Origin & Etymology
Coined in 1869 by English biologist Thomas Henry Huxley from the Greek elements 'hypsi-' (high), 'lophos' (crest), and 'odous' (tooth), referring to the animal's distinctively ridged teeth.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Hypsilophodon. In Wordmom Dictionary. Retrieved Oct 13, 2026, from https://wordmom.com/dictionary/hypsilophodon