ten
1 Americannoun
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a cardinal number, nine plus one.
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a symbol for this number, as 10 or X.
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a set of this many persons or things.
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a playing card with ten pips.
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Informal. a ten-dollar bill.
She had two tens and a five in her purse.
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Also called ten's place. Mathematics.
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(in a mixed number) the position of the second digit to the left of the decimal point.
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(in a whole number) the position of the second digit from the right.
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adjective
idioms
abbreviation
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tenor.
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Music. tenuto.
noun
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the cardinal number that is the sum of nine and one. It is the base of the decimal number system and the base of the common logarithm See also number
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a numeral, 10, X, etc, representing this number
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something representing, represented by, or consisting of ten units, such as a playing card with ten symbols on it
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Also called: ten o'clock. ten hours after noon or midnight
determiner
combining form
Etymology
Origin of ten
before 900; Middle English ten ( e ), tenn ( e ), Old English tēn ( e ), tīen ( e ); cognate with Dutch tien, German zehn, Old Norse tīu, Gothic taihun, Latin decem, Greek déka, Sanskrit daśa
Vocabulary lists containing ten
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 Adagio chain, which has ten hotels in the city's La Defense district where the concerts will be held, saw a 400 percent increase in bookings.
From Barron's • Apr. 10, 2026
Separate figures suggest that amounts to more than 150,000 tonnes annually – enough to sustain three times the breeding populations of the ten commonest garden species if they relied on it alone all year round.
From BBC • Apr. 9, 2026
"An electric car contains 80 kg of copper, compared with 20 kg in a conventional one," he notes, while "a wind turbine contains between four and ten tons of copper per megawatt."
From Barron's • Apr. 3, 2026
The trial included ten patients between the ages of 1 and 24 who were treated at five hospitals in China.
From Science Daily • Apr. 3, 2026
Closing my eyes, I take a deep breath and count to ten, trying to get a handle on what I came here to ask her.
From "Red Flags and Butterflies" by Sheryl Azzam
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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.