excavation
Americannoun
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excavations
plural
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a hole or cavity made by excavating.
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the act of excavating.
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an area in which excavating has been done or is in progress, as an archaeological site.
Synonym Usage
See hole.
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of excavation
First recorded in 1605–15; from Latin excavātiōn- (stem of excavātiō ) “a hollowing.” See excavate, -ion
Explanation
Excavation is the act or process of digging, especially when something specific is being removed from the ground. Archaeologists use excavation to find artifacts and fossils. There are many types of excavation, but they all involve digging holes in the earth. Mining for coal, gold, or diamonds all require excavation, and before buildings and houses can be built, there is often some excavation that's done before a foundation can be poured. The Latin source of excavation is excavationem, "a hollowing out," from excavare, "to hollow out," with its roots of ex-, "out," and cavare, "to hollow."
Vocabulary lists containing excavation
The Alchemist
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Written in Bone
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Island of the Blue Dolphins
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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.
See Examples For:
It culminated in the excavation of a landfill site at Milton, Cambridgeshire, which lasted several months but found nothing.
From BBC ● Sep. 24, 2026
Satellite imagery reviewed by the Center for Strategic and International Studies indicates “a clear surge in construction activity in 2026” and a shift “from active excavation toward probable internal construction.”
From The Wall Street Journal ● Sep. 10, 2026
“Now all of it — excavation equipment, notes, samples — it’s all burned. And we don’t even have records for them,” Al-Sanusi said.
From Los Angeles Times ● Sep. 8, 2026
Major construction projects can damage or destroy fossil deposits, but they can also expose layers of rock that scientists would otherwise have little chance of reaching with traditional excavation tools.
From Science Daily ● Sep. 8, 2026
But amazing advances in underwater discovery and excavation technology have made the finding and recovery of even the most seemingly inaccessible wrecks more possible than previously thought.
From "Shipwrecked!" by Martin W. Sandler
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The council said local residents would have opportunities to get involved in further archaeological excavations and activities as the project continues.
From BBC ● Oct. 4, 2026
Moutsopoulos led excavations on the Greek island of Saint Achilleios on Little Prespa Lake near the border between Greece and Albania and not far from the frontier with North Macedonia.
From Barron's ● Oct. 2, 2026
Those excavations were designed to determine how people collected and used plants inside the cave in the distant past.
From Science Daily ● Sep. 15, 2026
While they are still to be fixed, water in the river is again running freely after a multi-agency and community effort saw vital excavations and tree removal take place.
From BBC ● Sep. 8, 2026
The long and arduous series of excavations that took place between the summers of 1976 and 1984 included 9,800 working days.
From "Shipwrecked!" by Martin W. Sandler
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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.