fraction: Meaning and Definition of


Pronunciation: (frak'shun), [key]
— n.
    1. a number usually expressed in the form a/b.
    2. a ratio of algebraic quantities similarly expressed.
  1. (in a volatile mixture) a component whose range of boiling point temperatures allows it to be separated from other components by fractionation.
  2. a part as distinct from the whole of anything; portion or section: The meeting started with a fraction of us present.
  3. a very small part or segment of anything; minute portion: Only a fraction of the work was completed on time.
  4. a very small amount; a little bit: It was only a fraction away from completion.
  5. a piece broken off; fragment or bit.
  6. the act of breaking.
  7. (in a Eucharistic service) the breaking of the Host.
—v.t., v.i.
  1. to divide or break into fractions, sections, factions, etc.: Dissension threatens to fraction the powerful union.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: