having due proportion; corresponding.
being in or characterized by proportion.
of, relating to, or based on proportion; relative.
(of two quantities) having the same or a constant ratio or relation: The quantities y and x are proportional if y/x = k, where k is the constant of proportionality.
(of a first quantity with respect to a second quantity) a constant multiple of: The quantity y is proportional to x if y = kx, where k is the constant of proportionality.
- pro·por·tion·al·i·ty [pruh-pawr-shuh-nal-i-tee], /prəˌpɔr ʃəˈnæl ɪ ti/, noun
- pro·por·tion·al·ly, adverb
- in·ter·pro·por·tion·al, adjective
- non·pro·por·tion·al, adjective
- non·pro·por·tion·al·ly, adverb
- sub·pro·por·tion·al, adjective
- sub·pro·por·tion·al·ly, adverb
- un·pro·por·tion·al, adjective
- un·pro·por·tion·al·ly, adverb
- proportional , proportionate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use proportional in a sentence
A draft plan envisions a first phase of proportional distribution across all countries until about 20% of their populations are vaccinated.Global coronavirus vaccine initiative launches without U.S. or China | Dave Lawler | September 24, 2020 | Axios
The new algorithm checks planarity in a number of steps proportional to the cube of the logarithm of the number of nodes in the graph — an exponential improvement.A New Algorithm for Graph Crossings, Hiding in Plain Sight | Stephanie DeMarco | September 15, 2020 | Quanta Magazine
Those spikes led to a corresponding jump in conversions, but the upticks were not just proportional to the traffic.‘We’ve really reset our floor’: How The Atlantic gained 300,000 new subscribers in the past 12 months | Max Willens | September 10, 2020 | Digiday
As an ad-supported streamer, Peacock’s success is proportional to the size of its audience.Shut out of Fire TV and Roku, Peacock is the latest example of the arrival power moves to streaming | Tim Peterson | July 15, 2020 | Digiday
In his latest video update posted Friday, Desmond explained that the increase in cases is not accompanied by a proportional increase in hospitalizations.Politics Report: East County GOP Rivals Court the Libs | Scott Lewis | June 27, 2020 | Voice of San Diego
But the outage has raised the question of what that proportional response would look like, and whether it would be legal.
This is more important than it may seem because it only allows a two-week window where delegate contests have to be proportional.With New Primary Rules, RNC Panel Will Aid the Establishment in 2016 | Ben Jacobs | January 24, 2014 | THE DAILY BEAST
Of course, like any investment, the risk is proportional to the reward.
Benkler, a defense expert witness, testified, however, that Manning's leaks were proportional to the Information Age he lives in.Questions Over Judge’s Rulings But Little Hope for Bradley Manning | Alexa O'Brien | July 31, 2013 | THE DAILY BEAST
Israel possesses a vibrant, freely elected parliament emerging from a hyper-democratic proportional representation system.
This evaporation of the sea water is proportional to the temperature and to the dryness of the air where it rests upon the ocean.Outlines of the Earth's History | Nathaniel Southgate Shaler
It may therefore be said that the need of money is proportional to the need for commercial transactions.
A tree, in sending out equal boughs on opposite sides, is symmetrical; in sending out smaller boughs toward the top, proportional.
A single queen bee, distinguishable by the great length of her body, and the proportional shortness of her wings.The Book of Curiosities | I. Platts
For these reasons, they possess a value which ought to give them a proportional weight in an investigation like the present.A Treatise on Sheep: | Ambrose Blacklock
British Dictionary definitions for proportional
of, involving, or being in proportion
maths having or related by a constant ratio
maths an unknown term in a proportion: in a/b = c/x, x is the fourth proportional
- proportionality, noun
- proportionally, adverb
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