单词 | addititious |
释义 | addititiousadj. Now rare. Involving addition, additive. Chiefly Astronomy: designating forces which must be added in calculating the gravitational pull of the moon on the earth, the earth on the oceans, etc. Cf. ablatitious adj. ΘΚΠ the world > relative properties > number > arithmetic or algebraic operations > [adjective] > characterized by addition additive1648 addititious1715 1715 W. Whiston Astron. Lect. x. 119 The Eccentricity of the Orbit..Remits us to the Aphelia and Perihelia for an Equation of Time, which answers to the Quantity of that Eccentricity, and is once a Year addititious,..and once ablatitious. 1748 T. Rutherforth Syst. Nat. Philos. II. 1081 The ablatitious force upon the water at C, when the moon is in zenith, must be double the addititious force. 1802 Brit. Critic 19 279 Over and above the interest of the attached fund, joined in one payment with the interest of the capital, a second was added proportioned to the latter... We have called the first the attached; the second..may be named the addititious fund. 1884 N.E.D. at Ablatitious The central disturbing force..is ablatitious in syzygies and addititious in quadratures. 1910 Encycl. Brit. I. 65/2 In astronomy a force which interferes between the moon and the earth to lessen the strength of gravitation is called ‘ablatitious’, just as it is called ‘addititious’ when it increases that strength. This entry has been updated (OED Third Edition, November 2010; most recently modified version published online December 2021). < adj.1715 |
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