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proportion

American  
[pruh-pawr-shuhn, -pohr-] / prəˈpɔr ʃən, -ˈpoʊr- /

noun

  • proportions
    plural
  1. comparative relation between things or magnitudes as to size, quantity, number, etc.; ratio.

    Synonyms:
    comparison
  2. proper relation between things or parts.

    to have tastes way out of proportion to one's financial means.

  3. relative size or extent.

  4. proportions, dimensions or size.

    a rock of gigantic proportions.

  5. a portion or part in its relation to the whole.

    A large proportion of the debt remains.

    Synonyms:
    share
  6. symmetry, harmony, or balance.

    an architect with a sense of proportion.

    Synonyms:
    arrangement, distribution
  7. the significance of a thing or event that an objective view reveals.

    You must try to see these mishaps in proportion.

  8. Mathematics. a relation of four quantities such that the first divided by the second is equal to the third divided by the fourth; the equality of ratios.

  9. Archaic. analogy; comparison.


verb (used with object)

  • proportions,
    present (3rd person singular)
  • proportioned,
    past participle,  past
  • proportioning
    present participle
  1. to adjust in proper proportion or relation, as to size, quantity, etc.

    Synonyms:
    harmonize, balance, arrange, regulate
  2. to balance or harmonize the proportions of.

proportion British  
/ prəˈpɔːʃən /

noun

  1. the relationship between different things or parts with respect to comparative size, number, or degree; relative magnitude or extent; ratio

  2. the correct or desirable relationship between parts of a whole; balance or symmetry

  3. a part considered with respect to the whole

  4. (plural) dimensions or size

    a building of vast proportions

  5. a share, part, or quota

  6. maths a relationship that maintains a constant ratio between two variable quantities

    x increases in direct proportion to y

  7. maths a relationship between four numbers or quantities in which the ratio of the first pair equals the ratio of the second pair

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to adjust in relative amount, size, etc

  2. to cause to be harmonious in relationship of parts

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
proportion Scientific  
/ prə-pôrshən /
  1. A statement of equality between two ratios. Four quantities, a, b, c, and d, are said to be in proportion if a/b = c/d .


proportion Idioms  

Synonym Usage

See symmetry.

Other Word Forms

Derived Forms

Inflected Forms

Nouns

Participles

Conjugated Forms

Present

Past

Future

Etymology

Origin of proportion

First recorded in 1350–1400; Middle English proporcio(u)n from Latin prōportiōn-, stem of prōportiō “symmetry, analogy”; equivalent to pro- 1 + portion

Explanation

Proportion is about balance and how things fit together harmoniously. For example "That hound dog's tiny legs look out of proportion to that big fat body." The prefix comes from the Latin pro meaning "on behalf of, for." If you're Proportion likes portions, and for them to be the right size. The cake's sweetness is in direct proportion to how much sugar you put in. It's a compliment to tell someone he or she has just the right proportions, but you might get slapped. It can also be a part of something, as in a significant proportion of our student body has dyed their hair purple.

Keep Reading on Vocabulary.com

Vocabulary lists containing proportion

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:

And yet, for the third week in a row, the proportion of bears was greater than that of bulls.

From MarketWatch Aug. 7, 2026

In young adulthood, the potential impact can be seen in the proportion who go on to university, one of the biggest long-term drivers of improved earnings and life chances between generations.

From BBC Aug. 6, 2026

The figures show East Renfrewshire Council had the highest proportion of A to C passes at National 5, at 90.6%.

From BBC Aug. 4, 2026

She notes that the proportion of food stamps that were overpayments went up by only about 60%.

From The Wall Street Journal Aug. 2, 2026

My loyalty to my father had increased in proportion to the miles between us.

From "Educated" by Tara Westover

Their stretched proportions reminded the scientists of Luffy's rubber body, which allows the fictional character to freely extend and enlarge his limbs.

From Science Daily Aug. 4, 2026

"The layouts and the proportions and views really came directly from the architecture rather than from how we generally would start planning a building from the ground up."

From BBC Jul. 26, 2026

Suburban counties with high proportions of homestead properties would face the sharpest exposure, and economically distressed small counties would be the least equipped to respond, the study said.

From The Wall Street Journal Jul. 8, 2026

PlayStation still moved 70 million game discs last year, and the proportions of physical sales were especially high for franchises like Resident Evil and James Bond.

From Slate Jul. 7, 2026

Not just your run-of-the-mill yacht but one of Bond-villain proportions.

From "Challenger Deep" by Neal Shusterman

He’s a ridiculously proportioned savant who dribbles like a point guard, blocks shots like a center and puts up stat lines matched only by Hall-of-Famers.

From The Wall Street Journal Oct. 21, 2025

And then there are the paintings and canvases, too small and oddly proportioned compared to the wall.

From Salon Oct. 11, 2025

Rick Owens mixed gothic elements with a touch of the bizarre, featuring oversized rubber boots that Owens himself described as outlandishly proportioned.

From Seattle Times Jan. 21, 2024

The funds would be proportioned based on a voucher system that would let residents choose which outlets should get the most funding.

From Washington Times Oct. 25, 2023

It is carefully designed and proportioned, and yet it flows with graceful ease.

From "The Story of Music" by Howard Goodall

If you were of the Larkin persuasion – that it was all downhill from Charlie Parker onwards – the proportioning might have been music to your ears.

From The Guardian Sep. 6, 2014

He devoted his attention simply to taking the enormously dramatic life of his subject, proportioning it justly, and letting it go its own exciting way in the theatre.

From Time Magazine Archive

Moreover, he possessed as a birthright that ultimate skepticism which is the proportioning power of true wisdom.

From Time Magazine Archive

Reason, by the loss of innocence reduced to its natural nakedness, is just beginning to discover the world; and God is sparing in His demands, proportioning them to human experience .

From Time Magazine Archive

In proportioning the onions to the potatoes, you will be guided by your wish to have more or less of their flavour.

From The Cook's Oracle; and Housekeeper's Manual by Kitchiner, William

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