| 释义 |
spicular, a.|ˈspɪkjʊlə(r)|
[f. spicul-a, spicul-e, or spicul-um + -ar. Cf. F. spiculaire.]
1. Of the nature of a spicule or spicula; slender and sharp-pointed; also, characterized by the presence of spicules:
a. In Min., Zool., etc.
1794R. J. Sulivan View Nat. I. 308 Spicular poisons, antimony and sublimate, may be rendered inoffensive by sheathing their points in oil or in wax. 1796Kirwan Elem. Min. (ed. 2) II. 197 [Tin stone] found massive,..or in blunt, or spicular fragments. 1832Brewster Nat. Magic xiii. 340 In several cavities in minerals I have found..black spicular crystals. 1861J. R. Greene Man. Anim. Kingd., Cœlent. 160 We find, in the genus Zoanthus, a spicular corallum. Ibid. 161 The spicular stage permanently exemplified in Alcyonium. 1872H. A. Nicholson Palæont. 72 A peculiar tubular or spicular skeleton.
b. In general use.
1822–7Good Study Med. (1829) I. 614 Calcareous or other spicular materials, inhaled while working on stones or metals. Ibid. IV. 556 Some spicular node within the cranium. 1844H. Stephens Bk. Farm I. 298 Should the flakes be spicular and fall very thick and fast, then a heavy fall..may be expected.
2. Characteristic of a spicule or spicules.
1813Edinb. Rev. XXI. 55 The castellated and spicular appearance of the ruins of the sandstone. |