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单词 subtriple
释义

subtripleadj.

Brit. /ˌsʌbˈtʌɪtl/, U.S. /ˌsəbˈtrɪp(ə)l/
Origin: A borrowing from Latin. Etymon: Latin subtriplus.
Etymology: < post-classical Latin subtriplus that is one third of a quantity or number (6th cent.) < sub- sub- prefix + triplus triple adj.In subtriple spot n. after scientific Latin subtripunctulanus, specific name of a moth (in Paramesia subtripunctulana (now included in the genus Acleris): J. F. Stephens Systematic Catal. Brit. Insects (1829) ii. 187).
Mathematics. Designating a proportion or ratio of one to three; equal to one third of a quantity or number.
ΘΚΠ
the world > relative properties > number > ratio or proportion > [adjective] > submultiple > particular
under-doublec1430
under-doubledc1430
subduple1570
subtriple1570
subduplicate1656
subtriplicate1656
subtriplicate1656
the world > relative properties > number > specific numbers > three > group of three > [adjective] > constituting one third
subtriple1570
subtriplicate1656
1570 H. Billingsley tr. Euclid Elements Geom. v. f. 133 The consequent is the subtriple or third part of 6.
1644 K. Digby Two Treat. i. viii. 60 Which must be in subtriple proportion of the diameter of the sunne to the diameter of the great orbe.
1718 J. Quincy Pharmacopœia Officinalis ii. iii. 14 The Proportion of White Lead to Lead it self comes out still less, i.e. sub-triple.
1795 C. Hutton Math. & Philos. Dict. II. 537/1 2 is Subtriple of 6.
1857 J. S. Eaton Treat. Arithm. 163 The half, third, fourth, etc. of a ratio are called the sub-duple, sub-triple, sub-quadruple ratio, etc.
2009 S. Rommevaux in E. Robson & J. A. Stedall Oxf. Handbk. Hist. Math. viii. 703 For example, the subtriple ratio, 1 to 3, multiplied by itself as often as we like, always gives a ratio of lesser inequality.

Compounds

subtriple spot n. Obsolete rare a small European moth, Acleris aspersana (family Tortricidae), with reddish-brown wings.
ΘΚΠ
the world > animals > invertebrates > phylum Arthropoda > class Insecta > Heterocera > [noun] > family Tortricidae > member of
Tortrix1797
dial1819
leaf roller1830
subtriple spot1832
bell-moth1841
oak leaf roller1877
roller1877
red-banded leafroller1886
1832 J. Rennie Conspectus Butterflies & Moths Brit. 179 The Sub-triple Spot (Paramesia subtripunctulana).
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
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adj.1570
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更新时间:2025/1/11 8:20:20