quintile(redirected from One out of five)
Also found in: Medical, Encyclopedia.
1. The astrological aspect of planets distant from each other by 72° or one fifth of the zodiac.
a. Any of the groups that result when a frequency distribution is divided into five groups of equal size.
b. Any of the values that separate each of these groups.
1. (Astrology) an aspect of 72° between two heavenly bodies
2. (Astrology) a fifth part of a distribution
[C17: from Latin quintus fifth]