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单词 parametral
释义

parametraladj.

Brit. /pəˈramᵻtr(ə)l/, U.S. /pəˈræmətr(ə)l/
Origin: Either (i) a borrowing from Latin, combined with an English element. Or (ii) formed within English, by derivation. Etymons: Latin parametrum , -al suffix1; parameter n., -al suffix1.
Etymology: Either < post-classical Latin parametrum parameter n. + -al suffix1, or < parametr- , taken as stem of parameter n. + -al suffix1. Compare slightly earlier parametric adj.1
Of or relating to a parameter or parameters; parametric. Chiefly in Crystallography (see parameter n. 4).
ΘΚΠ
the world > relative properties > number > mathematical number or quantity > [adjective] > describing particular qualities > constant
standing1685
invariable1704
stable1728
constant1753
parametric1864
parametral1865
the world > relative properties > number > algebra > [adjective] > relating to expressions > relating to functions > of a parameter
parametric1864
parametral1865
parametrical1871
1865 Proc. Royal Soc. 14 87 The parametral ratios a:b:c=1:0·5347:0·6346.
1895 N. Story-Maskelyne Crystallogr. ii. §18 The ratios a:b:c of the intercepts [on the axes] of some one plane chosen as a standard or parametral plane are termed the parametral ratios or parameters of the system as referred to the axes X, Y, Z.
1951 R. M. Bozorth Ferromagnetism x. 442 Stoner uses kΘ1 as a (parametral) measure of the exchange energy.
1973 H. D. Megaw Crystal Struct. v. 103 The plane used to define the axial ratios a:b:c, the parametral plane, is (111).
1994 Philos. Trans. (Royal Soc.) B. 345 147/2 (caption) Pressure profiles..for the parametral variations of C3.
This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022).
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adj.1865
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