Quintile Definition
kwĭntīl, kwĭntl
noun
The aspect of two celestial bodies 72°, or one fifth of a circle, apart.
Webster's New World
Any of the values in a series dividing the distribution of the individuals in the series into five groups of equal frequency.
Webster's New World
Any of these groups.
Webster's New World
(by extension) A subset thus obtained.
Wiktionary
Other Word Forms of Quintile
Noun
Singular:
quintile
Plural:
quintilesOrigin of Quintile
-
Latin quīntus fifth penkwe in Indo-European roots -ile (as in quartile)
From American Heritage Dictionary of the English Language, 5th Edition
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