| 释义 |
▪ I. convolute, a. (n.)|ˈkɒnvəʊljuːt|
[ad. L. convolūt-us, pa. pple. of convolvĕre: see convolve.]
Rolled up together.
1. Bot. Of a leaf in the bud: Coiled laterally upon itself so that one margin is within the coil and the other without. Of petals in the bud: Coiled upon each other so that one margin of each is within the coil and the other without.
1794Martyn Rousseau's Bot. xxvii. 423 Four petals..often convolute. 1830Lindley Nat. Syst. Bot. 67 Cotyledons leafy, usually convolute, occasionally plaited. 1857Henfrey Bot. §113 If the leaf is rolled up from side to side like a plan, with only one edge free..it is convolute. 1870Hooker Stud. Flora 106 Leaves convolute in bud.
2. Conchol. Of a shell: Having the whorls flattened out in the direction of the axis and wound on each other, so as nearly or entirely to conceal the spire, the aperture being then as long as the shell, as in the cowries, Bulla, etc.
1854Woodward Mollusca (1856) 99 The shell of the gasteropods is usually spiral..the following are its principal modifications..elongated or turreted..cylindrical..convolute. 1872Nicholson Palæont. 249 Volutidæ.—Shell turreted or convolute.
3. gen. Rolled or folded together; having convolutions.
1874Cooke Fungi 24 The form is lobed, folded, convolute, often resembling the brain of some animal. 1875Blake Zool. 243 In the Tetrabranchiata the funnel is formed by a convolute muscular plate.
B. n.
1. Something of a convoluted form; a convolution, a coil.
1846De Quincey Syst. Heavens Wks. III. 181 The lower lip..is drawn inwards with the curve of a marine shell—oh, what a convolute of cruelty and revenge is there!
2. convolute to a circle: see quot.
1869Sylvester in Proc. Lond. Math. Soc. II. 137 My attention having been drawn..to Captain Moncrieff's self-reversing gun-carriage, the rack in which for steadying and regulating the motion is the curve which would be traced on the plane of a wheel rolling on a rail by a point fixed on, above, or below the rail..(which I call a Convolute to the circle).
Hence ˈconvolutely adv.
▪ II. ˈconvolute, v. rare.
[f. L. convolūt-, ppl. stem of convolvĕre: see convolve.]
†1. trans. To twist or coil round (something); to embrace. Obs.
1698J. Petiver in Phil. Trans. XX. 404 These Leaves..stand cross-wise, or alternately opposite, convoluting the Stalk. 1702Ibid. XXIII. 1256 Its Leaves are narrow, long and apt to convolute, or close round the Panicle.
2. To coil up, form into a coiled or twisted shape (fig. in quot.). See also convoluted.
1887Saintsbury Elizab. Lit. ii. 42 The special Elizabethan sin of convoluting and entangling his phrases.
3. intr. To twist or wind about. nonce-use.
1847M. Edgeworth Orlandino 29 Rolling and winding, convoluting and evoluting.
Hence ˈconvoluting ppl. a.
1818Keats Sleep & Poetry 176 The fervid choir that lifted up a noise Of harmony, to where it aye will poise Its mighty self of convoluting sound. |