quintile

[ kwin-til, -tahyl ]

/ ˈkwɪn tɪl, -taɪl /

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noun

Statistics. a quantile for the special case of five equal proportions.

Astrology. a quintile aspect.

adjective

Astrology. of or relating to the aspect of two heavenly bodies that are one fifth of the zodiac, or 72°, apart.

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Origin of quintile

1600–10; <Latin quīnt(us) fifth + -ile (as in quartile)

Words nearby quintile

Quintero, quintessence, quintessential, quintet, quintic, quintile, Quintilian, quintillion, quintuple, quintuplet, quintuplex

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use quintile in a sentence

The amounts are relatively small, according to Penn Wharton — an average of $15 for the bottom quintile, $90 for the second quintile, $180 for the middle quintile and $360 for the fourth quintile.
Vice presidential debate: Highlights and fact-checks|Colby Itkowitz, Anne Gearan, Matt Viser, Felicia Sonmez, John Wagner|October 8, 2020|Washington Post
One new study has found that employment for people in the bottom quintile of the wage distribution has fallen by 30 percent — compared with just “a 5 percent drop among those in the top quintile.”
Should America (and FIFA) Pay Reparations? (Ep. 426)|Stephen J. Dubner|July 16, 2020|Freakonomics
During the same period, 34 percent in the highest quintile in 2001 moved to a lower quintile by 2007.
The Road to Nowhere|Noah Kristula-Green|May 24, 2012|DAILY BEAST
Quintile, kwin′til, n. the aspect of planets distant from each other the fifth part of the zodiac, or 72.
Chambers's Twentieth Century Dictionary (part 3 of 4: N-R)|Various

The tendency is clear for those in a given high school quintile to be found in or near the same quintile in their university work.
Vocational Psychology: Its Problems and Methods|Harry L. Hollingworth
The figures show only those who were in precisely the same quintile all the way through.
Vocational Psychology: Its Problems and Methods|Harry L. Hollingworth

British Dictionary definitions for quintile

quintile

/ (ˈkwɪntaɪl) /

noun astrology

an aspect of 72° between two heavenly bodies

a fifth part of a distribution

Word Origin for quintile

C17: from Latin quintus fifth

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012