noun
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a mark or series of marks
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the arrangement of colours on an animal, plant, etc
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assessment and correction of school children's or students' written work by teaching staff
Etymology
Origin of marking
Middle English word dating back to 1275–1325; see origin at mark 1, -ing 1
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.
A new type of universal coronavirus vaccine has passed its first human clinical trial, marking an important step toward broader protection against future virus outbreaks.
From Science Daily • Jun. 5, 2026
The stock closed down for the eighth session in a row on Wednesday, marking its longest losing streak since November 2022.
From MarketWatch • Jun. 4, 2026
Barrow had previously pleaded guilty to three offences of marking and supplying articles for use in a fraud when he appeared in the dock for sentencing.
From BBC • Jun. 2, 2026
Virgin Galactic shares plunged 39% in Tuesday trading, marking their largest one-day drop ever.
From Barron's • Jun. 2, 2026
At the top of the mountain was a white pole marking the border between Elfland and the domain of the goblins, defiantly flying the flag of Ghohg.
From "The Assassination of Brangwain Spurge" by M.T. Anderson and Eugene Yelchin
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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.