| 释义 |
punctate, a.|ˈpʌŋktət|
[ad. mod.L. punctāt-us, f. L. punct-um point: see -ate2 2. Cf. It. puntato, F. pointé.]
1. Nat. Hist. and Path. Marked or studded with points or dots; having minute rounded spots, or (esp.) depressions resembling punctures, scattered over the surface; of the nature of or characterized by such markings.
1760J. Lee Introd. Bot. iii. v. (1765) 183 Punctate, dotted; when it is besprinkled with hollow Points or Dots. 1826Kirby & Sp. Entomol. IV. xlvi. 270 Punctate, beset with many points. 1847J. Hardy in Proc. Berw. Nat. Club II. No. 5. 253 Elytra..very thickly and finely punctate. 1889J. M. Duncan Clin. Lect. Dis. Wom. ix. (ed. 4) 52 The mucous membrane..has often a punctate appearance.
b. In advb. comb. with other adjs., as ˈpunctate-ˈscabrous, scabrous with minute dots or points; ˈpunctate-ˈstriate (-ˈstriated), having striæ or streaks marked with dots, or formed of dots arranged in rows; ˈpunctate-ˈsulcate, having furrows marked with dots. (Cf. punctato-.)
1833G. R. Waterhouse in Entomol. Mag. I. 210 Elytra delicately punctate-striated. 1847W. E. Steele Field Bot. 196 Glumes..slightly punctate-scabrous. 1854Woodward Mollusca ii. 181 Shell..smooth or punctate-striate.
2. Path. Having or coming to a definite point.
1899Allbutt's Syst. Med. VI. 390 The impulse [of an aneurysm] is rarely punctate.
†3. Geom. = punctated 1. Obs.
[1704Newton Enumer. Linearum (1711) 74 Punctatam, quæ conjugatam habet Ovalem infinite parvam id est punctum.] 1860Talbot tr. Newton's Enumer. 13 That which has an infinitely small conjugate oval, i.e. a conjugate point, the punctate hyperbola.
4. Having or ending in a point; pointed. rare—0.
1828Webster, Punctate, Punctated. [1.] Pointed. 1847― Punctate, Punctated. 1. Pointed; ending in a point or points. Hence in later Dicts. |