fraction

noun

• 1a numerical quantity that is not a whole number (e.g., 1/ 2, 0.5).
• a small or tiny part, amount, or proportion of something:he hesitated for a fraction of a second her eyes widened a fraction
• a dissenting group within a larger one.
• each of the portions into which a mixture may be separated by a process in which the individual components behave differently according to their physical properties.

• 2 (usually the Fraction) (in the Christian Church) the breaking of the Eucharistic bread.