Definition of "proportion" []

  • A part considered in relation to the whole. (noun)
  • A relationship between things or parts of things with respect to comparative magnitude, quantity, or degree: the proper proportion between oil and vinegar in the dressing. (noun)
  • A relationship between quantities such that if one varies then another varies in a manner dependent on the first: "We do not always find visible happiness in proportion to visible virtue” ( Samuel Johnson). (noun)
  • Agreeable or harmonious relation of parts within a whole; balance or symmetry. (noun)
  • Dimensions; size. Often used in the plural. (noun)
  • The relationship between different things or parts with respect to comparative size, number, or degree; relative magnitude or extent; ratio (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • The correct or desirable relationship between parts of a whole; balance or symmetry (noun)
  • A part considered with respect to the whole (noun)
  • Dimensions or size (noun)
  • A share, part, or quota (noun)
  • A relationship that maintains a constant ratio between two variable quantities (noun)
  • A relationship between four numbers or quantities in which the ratio of the first pair equals the ratio of the second pair (noun)
  • To adjust in relative amount, size, etc (verb)
  • To cause to be harmonious in relationship of parts (verb) (c) HarperCollins Publishers Ltd 2016

Use "proportion" in a sentence
  • "When one proportion of a body is combined with two or more proportions of anotlier, it seems to enter with more difficulty into new combinations, than when it is combined wiUi one proportion*"
  • "The change in proportion is also moderated by the assumption that population growth is all in England but I want to err on the side of caution."
  • "Although generally attributed to Leonardo Pisano, il Figlio di (son of) Bonacci, this proportion is also found in the measurements of the Ark of the Covenant (Exodus 25): 2.5 cubits long by 1.5 cubits wide and high (1.5/2.5 = 0.6)."