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Definition of "ratio" []

  • Relation in degree or number between two similar things. (noun)
  • The relative value of silver and gold in a currency system that is bimetallic. (noun)
  • Mathematics A relationship between two quantities, normally expressed as the quotient of one divided by the other: The ratio of 7 to 4 is written 7:4 or 7/4. (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.

Use "ratio" in a sentence
  • "These laws are often stated thus: the ratio of the octave to the fundamental is as two is to one; that of the major third as five is to four; that of the perfect fifth as three is to two, and so on through the entire series of pitches embraced within the octave, the _ratio_ being of course the same for all octaves."
  • "When a ratio is duplicate of another ratio» the point/defcribes the difference of the terms in a double time*"
  • "Avoid confusion with actual numbers by using the word ratio or a phrase such as a 2-to-1 majority, rather than a 2-to-1 vote in the Senate or the like."