transform
Americanverb (used with object)
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transforms,
present (3rd person singular)
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transformed,
past participle, past
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transforming
present participle
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to change in form, appearance, or structure; metamorphose.
- Synonyms:
- transfigure
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to change in condition, nature, or character; convert.
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to change into another substance; transmute.
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Electricity.
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to increase or decrease (the voltage and current characteristics of an alternating-current circuit), as by means of a transformer.
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to decrease (the voltage and current characteristics of a direct-current circuit), as by means of a transformer.
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Mathematics. to change the form of (a figure, expression, etc.) without in general changing the value.
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Physics. to change into another form of energy.
verb (used without object)
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transforms,
present (3rd person singular)
-
transformed,
past participle, past
-
transforming
present participle
noun
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Mathematics.
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a mathematical quantity obtained from a given quantity by an algebraic, geometric, or functional transformation.
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the transformation itself.
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the result of a transformation.
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a transformation.
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Logic. transformation.
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Linguistics. a structure derived by a transformation.
verb
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to alter or be altered radically in form, function, etc
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(tr) to convert (one form of energy) to another form
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(tr) maths to change the form of (an equation, expression, etc) by a mathematical transformation
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(tr) to increase or decrease (an alternating current or voltage) using a transformer
noun
Synonym Usage
Transform , convert mean to change one thing into another. Transform suggests changing from one form, appearance, structure, or type to another: to transform soybeans into oil and meal by pressure. Convert suggests so changing the characteristics as to change the use or purpose: to convert a barn into a house.
Other Word Forms
Derived Forms
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retransformverb (used with object)
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intertransformableadjective
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nontransformingadjective
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self-transformedadjective
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transformableadjective
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transformativeadjective
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untransformableadjective
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untransformedadjective
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untransformingadjective
Inflected Forms
Participles
Conjugated Forms
Present
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transformsimple
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transformssimple
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have transformedperfect
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has transformedperfect
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am transformingprogressive
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are transformingprogressive
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is transformingprogressive
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have been transformingperfect progressive
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has been transformingperfect progressive
Past
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transformedsimple
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had transformedperfect
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was transformingprogressive
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were transformingprogressive
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had been transformingperfect progressive
Future
Etymology
Origin of transform
First recorded in 1300–50; Middle English transformen, from Latin trānsfōrmāre “to change in shape”; see trans-, form
Explanation
When you transform you change from one thing or state to another. Picture a transformer that changes from a robot to a car. Simple, right? Caterpillars transform into butterflies, a forest is transformed by a snowfall, and a city can be transformed by a new government or a changing economy. Transform means a big change in appearance or in essence. The Internet has transformed how we live our day-to-day lives, but you wouldn't say that moving a throw pillow has transformed your living room.
Vocabulary lists containing transform
Shape Up: Form
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Starting Your New Life: Inspiring Words from Commencement Speeches
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Brown Girl Dreaming
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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:
In the age of busyness, it’s easy to worry that even a moment wasted could transform into a pile of stress, and money lost.
From Slate ● Sep. 14, 2026
The island wants to shed its reputation as a hot spot for British bachelor parties and package-holidayers and transform into a luxury destination for high-rolling tourists like Americans.
From The Wall Street Journal ● Sep. 14, 2026
Myles Garrett being placed on injured reserve threatens to transform what was expected to be a ferocious Rams defense into something much more tame.
From Los Angeles Times ● Sep. 13, 2026
Quantum computers could eventually transform areas such as drug discovery, energy technology, cryptography, artificial intelligence, and logistics.
From Science Daily ● Sep. 11, 2026
I expect him to leave, or perhaps transform into one of the nurses again, but instead he pulls up a chair and sits down.
From "Challenger Deep" by Neal Shusterman
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At its best, butterfly watching transforms how Ms. Korsgaard sees everything else.
From The Wall Street Journal ● Sep. 11, 2026
Cullen often spoke about how his voice for the leader — who transforms into a truck — was inspired by his older brother, Larry, a Marine who had served in Vietnam.
From Los Angeles Times ● Aug. 27, 2026
Each fall, ArtPrize — one of the world’s largest international art competitions — transforms the entire downtown into an open-air gallery.
From MarketWatch ● Aug. 25, 2026
Their approach transforms natural killer cells, a type of immune cell known for rapidly attacking abnormal cells, into a specialized tissue resident form that can move into solid tumors and destroy cancer cells.
From Science Daily ● Aug. 25, 2026
The tiger-shadow transforms into a man, taller and thicker than the boy.
From "100 Sideways Miles" by Andrew Smith
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"That technique gives us the density of CO2, and using a state equation we can transform that density into pressure, and pressure can be transformed into depth," Gavrilenko said.
From Science Daily ● Sep. 14, 2026
Since 2021, Woolston Eyes has been transformed from a former dredging site into a network of freshwater pools and reedbeds.
From BBC ● Sep. 14, 2026
The emergence of industrial crushing in the 1910s transformed the crop.
From Salon ● Sep. 13, 2026
Our favorite games unfolded beneath the dining table; at times, we transformed it into a bus, traveling to unfamiliar places, as we took turns playing different roles: the driver, the passenger, and the ticket officer.
From Slate ● Sep. 11, 2026
The skin of her bare arms and face glowed with health and vitality, but her skin was not the only thing transformed.
From "Summer of the Mariposas" by Guadalupe García McCall
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And despite the bloodshed, it was a gamble that paid off, reaping countless benefits for the isolated and impoverished country, transforming both its economic and military fortunes.
From BBC ● Sep. 13, 2026
When considering the cost of transforming cancer care Mitchell said we need to look at both the "human benefit of saving almost 6,000 lives" but also "the economic benefit".
From BBC ● Sep. 8, 2026
Speaking alongside interim President Delcy Rodriguez, he argued that ramping up energy production was "the catalyst for transforming Venezuela" and for "improving the life conditions of Americans, the hemisphere and everyone in the world."
From Barron's ● Sep. 2, 2026
This video offers an inside look at how front-line cash is transforming the city’s impoverished economy.
From The Wall Street Journal ● Sep. 2, 2026
But Rita Skeeter had gone even further than transforming his “er’s” into long, sickly sentences: She had interviewed other people about him too.
From "Harry Potter And The Goblet Of Fire" by J. K. Rowling
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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.