refined; refining
Synonyms of refine

transitive verb

1
: to free (something, such as metal, sugar, or oil) from impurities or unwanted material
2
: to free from moral imperfection : elevate
3
: to improve or perfect by pruning or polishing
refine a poetic style
4
: to reduce in vigor or intensity
5
: to free from what is coarse, vulgar, or uncouth

intransitive verb

1
: to become pure or perfected
2
: to make improvement by introducing subtleties or distinctions
refiner noun

refiner

2 of 2

noun

re·​fin·​er
ri-ˈfī-nər
plural -s
: one that refines: such as
a
: one whose work is refining a specified thing
lard refiner
oil refiner
b
: a machine that gives the final mechanical treatment to paper stock

Examples of refine in a Sentence

Verb The inventor of the machine spent years refining the design. The class is meant to help you refine your writing style.
Recent Examples on the Web
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Verb
The rest of Gomez's beauty look was every bit as refined as her hair. Marci Robin, Allure, 3 July 2026 This summer, the city has refined the layout, offering three distinct, free public swim spots. Camille Knight, CNN Money, 4 July 2026 Linen trousers should strike a balance between laid-back and refined, and these pants have a relaxed fit and a high-rise waist that deliver just that. Paris Wilson, Travel + Leisure, 4 July 2026 Palestra, nine years Grimaldo’s junior, does not have as refined an offensive game, but provides a few different dimensions — including a more seamless fit into a back four. Colin Millar, New York Times, 1 July 2026 See All Example Sentences for refine

Word History

First Known Use

Verb

1582, in the meaning defined at transitive sense 1

Time Traveler
The first known use of refine was in 1582

Browse Nearby Words

Cite this Entry

“Refine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/refine. Accessed 7 Jul. 2026.

Kids Definition

refined; refining
1
: to come or bring to a pure state
refine sugar
2
: to make or become improved
3
: to free from what is vulgar
4
: to improve by introducing something that makes a small difference
refined upon the older methods
refiner noun

Medical Definition

refine

transitive verb
refined; refining
: to free (as sugar or oil) from impurities or unwanted material

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