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:
“The defining characteristic of Starlink is that declining unit costs drive higher—not lower—economic productivity across the platform,” they say.
From The Wall Street Journal ● Jul. 8, 2026
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
Then his lips drew back from his teeth in that curious wolf-like smile characteristic of the man.
From "And Then There Were None" by Agatha Christie
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Instead, dreams reflected a complex mixture of personal characteristics, including a tendency to mind-wander, an interest in dreams, and the quality of a person's sleep.
From Science Daily ● Jul. 27, 2026
“The market is starting to exhibit the characteristics of an upcycle,” Le Peuch said on a call with analysts following results.
From MarketWatch ● Jul. 24, 2026
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
Such a dog-lover talks baby talk to mature and thoughtful animals, and attributes his own sloppy characteristics to them until the dog becomes in his mind an alter ego.
From "Travels with Charley in Search of America" by John Steinbeck
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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.