单词 | congruency |
释义 | congruencyn. 1. a. The quality or state of being congruent; congruity. of a congruency: see congruence n. 2b. ΘΚΠ the world > relative properties > order > agreement, harmony, or congruity > suitability or appropriateness > [noun] covenablenessa1382 covenabletec1384 propertya1387 abilitya1398 congruencec1430 conveniencec1430 meetnessc1449 congruencya1513 conveniency1526 congruity1530 familiarity1551 suitableness1594 familiarnessa1617 idoneity1617 connaturalnessa1628 suitability1648 adequateness1650 adaptness1657 competibilitya1660 accommodateness1660 adaptation1663 adaptedness1673 evenliness1674 condecence1678 decorousness1678 feating1682 resemblance1715 idoneousness1727 appropriateness1731 favourableness1775 adaptitude1806 adaptment1831 the world > relative properties > order > agreement, harmony, or congruity > suitability or appropriateness > suitable or appropriate [phrase] > as suitable or reasonable of good congruence (of due or very congruence, by good congruence, in good c., etc.)1447 of a congruencya1513 of good congruity1530 a1513 R. Fabyan New Cronycles Eng. & Fraunce (1516) II. f. xlvv They agreed to reste there styll, And that of a Congruency, For they myght dwell in no lande, where they shulde more suerly be defended. 1575 G. Fenton Golden Epist. f. 45v It apperteynes to reason and congruencie, to exhibite a fewe remedies. 1686 J. Goad Astro-meteorologica iii. iii. 470 The presence of the Planets aforesaid with the Sun, or their Conjunction, or if you will, Congruency. b. with plural. ΘΚΠ the world > relative properties > order > agreement, harmony, or congruity > [noun] > an instance of convenience1534 concordance1605 congruity1605 congruency1615 concinnity1640 coincidencea1661 consistency1771 1615 L. Andrewes 96 Serm.: Nativity x Though there want not divers other good congruencies why Christ should come from Bethlehem. 1681 H. More Plain Expos. Daniel iv. 129 (note) Many congruencies with historical passages..do notably confirm this Hypothesis. 2. Geometry. A system of lines in which the parameters have a two-fold relation, such as a system of lines each of which twice touches a given surface. ΘΚΠ the world > relative properties > number > geometry > line > [noun] > set or system of peacock's tail1570 harmonicala1746 pencil1840 harmonic pencil1862 sheaf1863 congruency1864 linkage1874 congruence1879 1864 Plücker New Geom. of Space in Philos. Trans. (Royal Soc.) (1865) 727 A ‘congruency’ contains all congruent rays of two complexes; it may be regarded as their mutual intersection. 1864 Plücker New Geom. of Space in Philos. Trans. (Royal Soc.) (1865) 748 Such rays as belong to both linear complexes..constitute a linear congruency of rays represented by the system of the two equations. 1874 G. Salmon Treat. Analytic Geom. Three Dimensions (ed. 3) §468 Every congruency of lines may be regarded as the system of the bitangents of a certain surface, viz. each line of the congruency is in general met by two consecutive lines, and the locus of the points of intersection is the surface in question. This entry has not yet been fully updated (first published 1891; most recently modified version published online December 2018). < n.a1513 |
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