| 释义 |
gradational, a.|grəˈdeɪʃənəl|
[f. gradation + -al1.]
Pertaining to, or characterized by, gradation.
1842De Quincey Wks. (1863) XIII. 327 A slow and gradational transition of the population into its present physical condition. 1866Odling Anim. Chem. 47, I..pointed out that even the most remote members were distinguished from one another by gradational differences only. 1868Lyell's Princ. Geol. (ed. 10) II. iii. xliii. 482 We are only beginning, by aid of paleontology, to trace back the passage through a series of gradational forms. 1880G. Meredith Tragic Com. xviii. (1892) 252 It was easier to remain incredulous notwithstanding the gradational distinctness of the whispers.
Hence graˈdationally adv.
1864Owen Power of God 6 The delicately and gradationally adjusted densities of the humours for correcting spherical and chromatic aberration. 188419th Cent. Feb. 336 To regard them [a class of diseases], not as uniformly marked out, one from another, by well-defined boundaries, but as shading off gradationally one into another. |