plate tectonics Meaning in the Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of “plate tectonics” in the English Dictionary

"plate tectonics" in British English

See all translations

plate tectonicsnoun [U]

uk   /ˌpleɪt.tekˈtɒn.ɪks/  us   /ˈtɑːn-/ specialized
the ​study of how the ​surface of the ​earth is ​formed, how the ​separatepieces of it ​move, and the ​effects of this ​movement
(Definition of plate tectonics from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"plate tectonics" in American English

See all translations

plate tectonicsnoun [U]

 us   /ˈpleɪt tekˈtɑn·ɪks/
earth science the ​theory that the earth's ​surface is made of ​largelayers of ​rock that are always ​moving, causing earthquakes and volcanoes , and ​explaining the ​creation of the ​variedfeatures of the earth's ​surface
(Definition of plate tectonics from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of plate tectonics?
Add Cambridge dictionaries to your browser to your website
Word of the Day

golden

made of gold

Word of the Day

Introducing a new author and a new weekly blog post!
Introducing a new author and a new weekly blog post!
by Cambridge Dictionaries Online,
August 27, 2015
The English language is constantly changing. You know that. But did you know that at Cambridge Dictionaries Online we keep track of the changes? We continually add new words and new meanings to our online dictionary for learners of English. Some of them are new to English entirely (neologisms), and some

Read More 

parklet noun
parklet noun
August 31, 2015
a public outdoor space that may be associated with a local business but where anyone can sit Pop-up cafes in NY are what’s actually called parklets in many other places around the country.

Read More