Meaning of PROPORTIONAL in English

I. prə-ˈpȯr-shnə1, -shə-n ə l noun

Date: 14th century

: a number or quantity in a proportion

II. adjective

Date: 15th century


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-n ə l-ē adverb

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.