单词 |
cerous |
释义 |
▪ I. cerous, a.1 Chem.|ˈsɪərəs| [f. cer-ium + -ous.] Of the nature of Cerium; applied to chemical compounds in which cerium combines as a triad, as in cerous salts; cerous chloride, CeCl3, cerous oxide, Ce2O3. cerous silicate, Ce2Si3O12.
1863–72Watts Dict. Chem. I. 834 Cerous fluoride is obtained as a white precipitate by adding an alkaline fluoride to a cerous salt. Ibid. 835 Cerous silicate exists in nature as Cerite; the phosphate as Monazite, Edwardsite, Cryptolite, and Phosphocerite; the carbonate in Parisite. ▪ II. cerous, a.2 Ornith.|ˈsɪərəs| [f. cere n., or L. cēra + -ous.] Of the nature of a cere.
1869Gillmore Rept. & Birds Introd. 190 In the Goose, we find the bill..covered at the base with a cerous skin. |

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