# decile

dec·ile
noun

Decile is defined as one of ten equal groups which are divided a large group of values or statistics.

The richest 10 percent of the population is an example of a decile.

## decile

Statistics any of the values which divide a frequency distribution into ten groups of equal frequency; also, any of these groups

Origin of decile

dec(a)- + -ile## decile

noun

*Statistics*

- Any of the groups that result when a frequency distribution is divided into ten groups of equal size.
- Any of the values that separate each of these groups.

Origin of decile

**dec(i)-**

**-ile**

^{2}

## decile

Noun

(*plural* deciles)

- (statistics) Any of the values in a series that divides the distribution of individuals in that series into ten groups of equal frequency.
*Although few people scored high marks, everyone did quite well—the lowest decile was over 50%.*

- Any one of the ten subsets or groups so divided.
*Our school is in the top decile for exam results.*

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

*See also:*

**décile**