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Definition of Decile
1. 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. 
Definition of Decile
1. Noun. (statistics) Any of the values in a series that divides the distribution of individuals in that series into ten groups of equal frequency. ¹
2. Noun. Any one of the ten subsets or groups so divided. ¹
¹ Source: wiktionary.com
Definition of Decile
1. a statistical interval [n -S]
Medical Definition of Decile
1. 



