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单词 subequal
释义

subequaladj.

Brit. /ˌsʌbˈiːkw(ə)l/, U.S. /ˌsəbˈikw(ə)l/
Forms: 1700s– subequal, 1800s subaequal.
Origin: Formed within English, by derivation; modelled on a Latin lexical item. Etymons: sub- prefix, equal adj.
Etymology: < sub- prefix + equal adj., after post-classical Latin subaequalis (1613 or earlier; 1741 or earlier in scientific context).
1. Zoology and Botany. Nearly, but not exactly, equal in size.
ΘΚΠ
the world > life > biology > physical aspects or shapes > physical arrangement or condition > [adjective] > symmetrical or paired
subequal1763
didymous1785
didymated1843
didymate1876
tetrapleural1891
zygopleural-
1763 New & Compl. Dict. Arts & Sci. (ed. 2) I. 186/2 The corolla is ringent and consists of five oblong, sub-equal petals.
1787 E. Darwin et al. tr. C. Linnaeus et al. Families of Plants I. 195 Florets all fertile. Proper one with petals five, heart-inflected, subequal.
1828 J. Stark Elements Nat. Hist. II. 199 Eyes subequal.
1880 T. H. Huxley in Times 25 Dec. 4/1 The earliest known equine animal possesses four complete sub-equal digits on the fore foot.
1936 Dental Cosmos 78 797/1 The lower molars are implanted by two sub-equal roots, one beneath the trigonid and one beneath the talonid.
2006 K. D. Rose Beginning Age Mammals xiv. 298/1 The forefeet and hind feet..were specialized, three-toed structures with subequal digits III and IV.
2. Mathematics. Of or relating to a set of numbers in which no number is greater than the sum of the rest. Obsolete.
ΚΠ
1876 J. J. Sylvester in Math. Questions & Solutions 27 81 If no magnitude exceeds the sum of the other magnitudes, let the node be called subequal.
1881 A. Cayley in Amer. Jrnl. Math. 4 267 In every other case, viz. in the case where each number α is less than ½N, (and where consequently the largest number α does not exceed the sum of the remaining numbers), the several branches, or the numbers α, β, γ, etc., are said to be subequal.

Derivatives

ˌsubˈequally adv.
ΘΚΠ
the world > life > biology > physical aspects or shapes > physical arrangement or condition > [adverb]
subequally1821
1821 W. J. Hooker Flora Scotica i. 90 Leaves pinnate, leaflets ovate sub-equally serrated.
1872 Proc. Acad. Nat. Sci. Philadelphia 1871 iii. 260 They [sc. the teeth of a fish]..are fixed, but have contracted fangs, and broad, flat, subequally denticulate crowns.
1908 Amer. Naturalist 42 489 The young shells off the coast are small, thin, with margins subequally rounded.
2007 A. F. Rhoads & T. A. Block Plants Pennsylvania (ed. 2) 520 Meadow-beauty. Stems subequally 4-sided and somewhat winged.
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
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adj.1763
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