decilen.
/ˈdɛsʌɪl/, U.S. /ˈdɛˌsaɪl/ 1. Astrology. The aspect of two planets which are one tenth of a circle (36 degrees) apart in the sky.
ΘΚΠ
the world > the universe > planet > position of planet > aspect > [noun] > decile
decile1652
1652 J. Childrey Indago Astrologica 9 It hath been forced to introduce a number of whimsical Aspects (as..Quindreiles, Deciles, Semiquadrates, Sesquiquadrates, and the like) not so much to keep the other five old ones company, as to furnish it ready with a good and bad Aspect, that so it may make either..the Father of fair or foul weather.
1686 J. Goad Astro-meteorologica i. xi. 39 The Quintile..the Biquintile..the Vigintile, and Quindecile, and Decile, etc.,..We hope..we shall never be forced to own such Driblets of Aspects.
1728 E. Chambers Cycl. at Aspect To the antient Aspects, the modern Writers have added several more; as Decile, containing the tenth Part of a Circle.
1819 J. Wilson Compl. Dict. Astrol. 101 The Tredecile, of 108°, is a quintile and half, or three deciles.
1991 C. Mansall Discover Astrol. vi. 123/2 The time will come when the decile and undecile will be part of our work.
2013 P. F. Young Astrol. Unlocked 53 Some of the less common, but still viable Aspects like the Quintile, Semi-Square, Decile, and so on.
2. Statistics. Each of the ten groups produced by dividing a frequency distribution into groups containing one tenth of the total population. Also occasionally: each of the nine values of a variate which divide a frequency distribution in this way.
ΘΚΠ
the world > relative properties > number > probability or statistics > [noun] > groups or arrangements of data
quartile1879
decile1882
percentile1885
centile1894
array1897
quintile1910
rank order1915
stratum1920
bin1934
quantile1938
realization1941
fractile1952
1882 Rep. Brit. Assoc. Advancem. Sci. 1881 245 The Upper Decile is that which is exceeded by one-tenth of an infinitely large group, and which the remaining nine-tenths fall short of. The Lower Decile is the converse of this.
1934 Brit. Jrnl. Psychol. 24 277 The group [of subjects] was formed by combining the highest and lowest deciles of a larger group, and there was thus too large a scatter.
1971 Nature 22 Jan. 224/3 The range of salaries indicated by the survey extends from $24,500 or more in the highest decile to $9,500 or less in the lowest decile.
2014 Daily Tel. (Nexis) 15 Feb. (Your Money section) For the next two deciles up the earnings ladder, as the graph shows, the net benefit is higher.
This entry has been updated (OED Third Edition, June 2015; most recently modified version published online March 2022).
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