continents
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According to the theory of plate tectonics, continents move along piggy-back on the tectonic plates like rafts floating on water.
Continents are made from the lightest rocks in the Earth. Some of these are also the oldest known rocks on Earth, with an age of 3.5 billion years, measured by radioactive dating.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The Ladies European Tour's PIF Global Series includes five events in three continents, with tournaments in England, Las Vegas, Seoul, Shenzhen and Riyadh where prize funds total $15m.
From BBC • Apr. 20, 2026
Using mathematical models, the team estimated how often rhinos moved between continents within the Rhinocerotidae family.
From Science Daily • Mar. 24, 2026
The group will give 82 concerts in nearly two dozen countries across five continents.
From The Wall Street Journal • Mar. 20, 2026
That approach, the companies said, should support a launch in up to 28 cities across four continents by 2028.
From MarketWatch • Mar. 17, 2026
“Lines and curves that contain continents of meaning, points of commerce and culture. Trade and travel routes in every curve.”
From "Challenger Deep" by Neal Shusterman
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.