Proportional Meaning
/prəˈpɔrʃənəl/Definition, CEFR level B2, pronunciation, examples, and quiz.
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Definition
adjAt a constant ratio (to). Two magnitudes (numbers) are said to be proportional if the second varies in a direct relation arithmetically to the first. Symbol: ∝.
"A vacuum-controlled straight air brake system is fitted, in which the driver's vacuum brake valve applies the train brake and makes a proportional application of the locomotive air brake."— 1958 September 26, “Swindon's First Main-Line Diesel Locomotive”, in Railway Magazine, page 603:
adjIn proportion (to), proportionate.
"This ensures consistency across your website design so that you don't end up with elements that are not adequately proportional with each other."— 2014, Aravind Shenoy, Learning Bootstrap:
adjOf a typeface, having characters with natural (non-uniform) width (in contrast to monospace typefaces).
"A font is proportional if all characters in the font have different widths due to their various sizes."— 2013, Eric A. Meyer, CSS Fonts: Web Typography Possibilities, page 2:
nounA proportion.
"It is almost superfluous to remark that the numbers attached to the elements of compounds are those of the proportionals in which they combine […]"— 1828, William Thomas Brande, Tables in Illustration of the Theory of Definite Proportionals, page xiii:
Sentence Examples
The exit flow rate is proportional to the pressure difference around the exit valve.
The electricity cost is proportional to the total resistance of the circuit.
Rapidity of rise may be inversely proportional to duration at altitude.
Synonyms & Antonyms
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CEFR Practice Quiz
In a democracy, the number of representatives is ____ to the population of each state.
CEFR Practice Quiz (Alternate)
The punishment should be ____ to the severity of the offense and the circumstances involved.
Explore More B2 Vocabulary Words
CEFR Practice Quiz
In a democracy, the number of representatives is ____ to the population of each state.
CEFR Practice Quiz (Alternate)
The punishment should be ____ to the severity of the offense and the circumstances involved.