Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “dinosaur”

See all translations

dinosaur

noun [C] uk   /ˈdaɪ.nə.sɔːr/ us    /-sɔːr/
A2 a type of reptile which stopped existing about 65,000,000 years ago. There were many different types of dinosaur, some of which were extremely large. disapproving an old-fashioned person or thing that people no longer consider to be useful: This computer's a dinosaur, isn't it?
Translations of “dinosaur”
in Korean 공룡…
in Arabic دَيْناصور…
in French dinosaure…
in Turkish dinazor…
in Italian dinosauro…
in Chinese (Traditional) 恐龍, 老古董(指過時的人或物)…
in Russian динозавр…
in Polish dinozaur…
in Spanish dinosaurio…
in Portuguese dinossauro…
in German der Dinosaurier…
in Catalan dinosaure…
in Japanese 恐竜…
in Chinese (Simplified) 恐龙, 老古董(指过时的人或物)…
(Definition of dinosaur from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of dinosaur?
Add Cambridge dictionaries to your browser to your website

Definitions of “dinosaur” in other dictionaries

Word of the Day

illusion

an idea or belief that is not true

Word of the Day

Lies, lies, lies!

by Kate Woodford,
February 25, 2015
​​​ According to sociologists (=people who study the relationships between people living in groups), we are good at lying. As a species, we have developed a remarkable ability to deceive each other (= persuade each other that something false is true). Being able to say things that are not true can help with

Read More 

showrooming noun

February 23, 2015
the activity of examining a product in a physical store and then making the purchase with an online retailer Amazon’s new smartphone is specifically designed to make showrooming fast and easy.

Read More