seventy
Americannoun
plural
seventies-
a cardinal number, 10 times 7.
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a symbol for this number, as 70 or LXX.
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a set of this many persons or things.
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seventies, the numbers, years, degrees, or the like from 70 through 79, as in referring to numbered streets, indicating the years of a lifetime or of a century, or referring to degrees of temperature.
They live in the Seventies. His uncle is in his early seventies. It was in the seventies yesterday.
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the Seventy, the body of scholars who produced the Septuagint.
adjective
noun
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the cardinal number that is the product of ten and seven See also number
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a numeral, 70, LXX, etc, representing this number
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(plural) the numbers 70–79, esp the 70th to the 79th year of a person's life or of a particular century
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the amount or quantity that is seven times as big as ten
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something represented by, representing, or consisting of 70 units
determiner
Etymology
Origin of seventy
1150–1200; Middle English; Old English seofontig. See seven, -ty 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 train carrying political prisoners had been stopped and seven, or seventeen, or seventy, had made it away.
From Literature
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"It was a wonderful moment," even if seventy percent of the people there were strangers, Michael told Israel's Channel 13.
From Barron's
Given what my contemporaries and I experienced at our school in the seventies - a matter of public record - I am perfectly entitled to believe his accusers as a default.
From BBC
Each of my dogs weighed over seventy pounds.
From Literature
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Around us our classmates were guessing, and I thought Serina had it when she pointed out that the professor’s shoes were rhinestone-encrusted cowboy boots, but apparently that was on-trend for the seventies.
From Literature
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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.