| 释义 |
calcareous, -ious, a.|kælˈkɛərɪəs|
[f. L. calcāri-us of lime (f. calc-em + -ārius) + -ous. The spelling in -eous, which appeared about 1790, is erroneous, influenced by words in -eous, from L. -eus. The etymological sense of calcar-eous would be ‘of the nature of a spur’.]
Of the nature of (carbonate of) lime; composed of or containing lime or lime-stone.
1677Plot Oxfordsh. 52 If..the stones be of the warm calcarious kind. 1774Goldsm. Nat. Hist. IV. 10 An animal or calcarious earth, which ferments with vinegar. 1792A. Young Trav. France 284 Rich loams on a calcareous bottom. 1802Bingley Anim. Biog. (1813) I. 34 Eggs covered with a hard, calcareous shell. 1854Woodward Mollusca 81 The calcarious grit of Berkshire. 1878Huxley Physiogr. viii. 120 If a water be described simply as calcareous, it is generally assumed that the particular salt of lime which it holds in solution is the carbonate.
b. calcareous earth = lime, chalk; calcareous spar = calc-spar; calcareous tufa = calc-tuff.
1756Watson in Phil. Trans. XLIX. 896 Ten grains of calcarious earth. 1799Mitchill Med. Geog. in Med. Jrnl. I. 255 Chalk, or calcareous earth. 1816Sir H. Davy in Faraday Exp. Res. 4 Calcareous tufas..found in every part of Italy. 1817R. Jameson Charac. Min. 107 Calcareous spar, heavy spar afford examples of the hexahedral prism.
Hence calcareously adv., calˈcareousness.
1816Keatinge Trav. France, etc. II. 167 This bank appears to be calcareously stratified. 1864Webster Calcareousness. |