characteristic
Americanadjective
noun
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a distinguishing feature or quality.
Generosity is his chief characteristic.
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Mathematics.
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the integral part of a common logarithm.
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the exponent of 10 in a number expressed in scientific notation.
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the smallest positive integer n such that each element of a given ring added to itself n times results in 0.
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noun
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a distinguishing quality, attribute, or trait
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maths
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the integral part of a common logarithm, indicating the order of magnitude of the associated number Compare mantissa
the characteristic of 2.4771 is 2
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another name for exponent, used esp in number representation in computing
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adjective
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The part of a logarithm to the base 10 that is to the left of the decimal point. For example, if 2.749 is a logarithm, 2 is the characteristic.
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Compare mantissa
Synonym Usage
See feature.
Other Word Forms
Derived Forms
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noncharacteristicadjective
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quasi-characteristicadjective
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uncharacteristicadjective
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characteristicallyadverb
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noncharacteristicallyadverb
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quasi-characteristicallyadverb
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uncharacteristicallyadverb
Inflected Forms
Nouns
Etymology
Origin of characteristic
First recorded in 1655–65; from Greek charaktēristikós ( see character, -istic)
Explanation
If something is a characteristic of someone or something, it is a feature you would expect. A characteristic of classical-style architecture is large stone columns. A characteristic of poodles is their pom-pom like tails. A characteristic feature needn't just be a something physically apparent, it can describe a type of personality or atmosphere as well, as in: "The characteristic of all funeral homes is their gloomy air." As their spelling and meaning implies, there is a close link between the words characteristic and character, meaning the essential nature of a thing, and in fact both words come from the ancient Greek kharackter, meaning a "symbol or imprint on the soul."
Vocabulary lists containing characteristic
Jim Burke's Academic Vocabulary List
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TEKS ELAR Academic Vocabulary List (5th-7th grades)
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Academic Vocabulary Toolkit 1, Words 11-20
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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:
Petersen-Smith said that, in the context of the global war on terror, the term low boil is useful because it describes a type of second stage that has been characteristic of recent U.S. wars.
From Salon ● Jul. 6, 2026
In characteristic fashion, Stokes was in the middle of a tireless spell on Sunday, attempting to haul his team back into the third Test, when the news broke.
From BBC ● Jun. 28, 2026
Hemani instead insists that courts examine not merely whether two laws share a surface characteristic but whether they target the same conduct, pursue the same objectives, and operate in roughly the same way.
From Slate ● Jun. 26, 2026
While engineers have spent decades trying to create “explainable AI,” a defining characteristic of today’s large language models is that they remain biased black boxes that are capricious in their decision-making.
From The Wall Street Journal ● Jun. 21, 2026
By American standards, the Delaware is not a particularly imposing waterway, but it has one almost unique characteristic.
From "A Walk in the Woods" by Bill Bryson
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Gold’s structural characteristics continue to make it an effective hedge against sovereign risk, persistent inflation, and geopolitical uncertainty, while central bank buying should provide long-term support to gold prices, she adds.
From The Wall Street Journal ● Jul. 20, 2026
EEA studies compare an event's characteristics, such as its probability and intensity in the current climate, to a "counterfactual" world without human-caused emissions.
From Barron's ● Jul. 16, 2026
Those were characteristics Rai showed in abundance only last May to become the first Englishman win the US PGA in more than a century at Aronimink.
From BBC ● Jul. 14, 2026
Light possesses many characteristics that researchers can manipulate, including its intensity, phase, polarization, spin, and its electric and magnetic field vectors.
From Science Daily ● Jul. 13, 2026
Does this mean that fat obstetricians deliver babies that have one set of personality characteristics, and skinny ones deliver babies that have quite different characteristics?
From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos
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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.