Dictionary
1proportional
noun pro·por·tion·al \prə-ˈpȯr-shnə1, -shə-nəl\
Definition of PROPORTIONAL
: a number or quantity in a proportion
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First Known Use of PROPORTIONAL
14th century
Other Mathematics and Statistics Terms
2proportional
adjective
: having a size, number, or amount that is directly related to or appropriate for something
: having parts that are the correct or appropriate size in relation to each other
Full Definition of PROPORTIONAL
1
a : corresponding in size, degree, or intensity b : having the same or a constant ratio <corresponding sides of similar triangles are proportional>
2
: regulated or determined in size or degree with reference to proportions <a proportional system of immigration quotas>
— pro·por·tion·al·i·ty \-ˌpȯr-shə-ˈna-lə-tē\ noun
— pro·por·tion·al·ly \-ˈpȯr-shnə-lē, -shə-nəl-ē\ adverb
See proportional defined for English-language learners
See proportional defined for kids
First Known Use of PROPORTIONAL
15th century
Related to PROPORTIONAL
- Synonyms
- commensurable, commensurate, proportionate, in proportion
- Antonyms
- disproportionate
Other Mathematics and Statistics Terms
PROPORTIONALLY Defined for Kids
proportional
adjective pro·por·tion·al \prə-ˈpȯr-shə-nəl\
Definition of PROPORTIONAL for Kids
: having a direct relationship to something in size, number, or amount <The children received allowances proportional to their ages.>
— pro·por·tion·al·ly adverb
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