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Noun: ratio  'rey-shee,ow or rey-show
  1. The relative magnitudes of two quantities (usually expressed as a quotient)
  2. The relation between things (or parts of things) with respect to their comparative quantity, magnitude, or degree
    "an inordinate ratio of the book is given over to quotations";
    - proportion

Derived forms: ratios

Type of: magnitude relation, quantitative relation

Encyclopedia: Ratio