noun. Any one of the numbers or values in a series dividing the distribution of the individuals in the series into ten groups of equal frequency.

noun. Any one of the ten groups.

noun. Any of the values in a series that divides the distribution of individuals in that series into ten groups of equal frequency.

noun. Any one of the ten subsets or groups so divided.

noun. An aspect or position of two planets when they are distant from each other a tenth part of the zodiac.

noun. (statistics) any of nine points that divided a distribution of ranked scores into equal intervals where each interval contains one-tenth of the scores

"Based on my experience, among those who work, the bottom decile is putting in at least as many hours – and a lot more labor – than the top decile. cmholm says:"

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