[ pruh-pawr-shuh-nl, -pohr- ]
/ prəˈpɔr ʃə nl, -ˈpoʊr- /
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.
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Origin of proportional
OTHER WORDS FROM proportional
pro·por·tion·al·i·ty, nounpro·por·tion·al·ly, adverbin·ter·pro·por·tion·al, adjectivenon·pro·por·tion·al, adjective
non·pro·por·tion·al·ly, adverbsub·pro·por·tion·al, adjectivesub·pro·por·tion·al·ly, adverbun·pro·por·tion·al, adjectiveun·pro·por·tion·al·ly, adverb
WORDS THAT MAY BE CONFUSED WITH proportionalproportional proportionate
Words nearby proportional
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for non-proportional
/ (prəˈpɔːʃənəl) /
of, involving, or being in proportion
maths having or related by a constant ratio
maths an unknown term in a proportionin a/b = c/x, x is the fourth proportional
Derived forms of proportionalproportionality, nounproportionally, 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