| 单词 |
titanic |
| 释义 |
tiˈtanic, a.2
[f. mod.L. titani-um + -ic 1 b.]
Of, pertaining to, or derived from titanium; in Chem. applied to compounds in which titanium has its higher valence, as titanic oxide (t. acid), a white tasteless powder, TiO2. In Min., titanic iron-ore = ilmenite; titanic schorl = rutile.
1826Henry Elem. Chem. II. 701 Method of separating titanic acid from oxide of iron. 1839Ure Dict. Arts 682 All volcanic rocks contain a greater or less quantity of titanic iron-ore. 1842Brande Dict. Sc., etc. s.v. Titanium, The peroxide, or titanic acid, exists nearly pure in titanite, or rutilite. 1868Joynson Metals 87 Bessemer metal containing phosphorus may be dephosphorised by employing titanic pig-iron, in repeated doses, to eliminate the phosphorus. 1894Bowker in Harper's Mag. Jan. 410 Ilmenite, or titanic iron (FeTi)2O3..is an ore in which one of the iron molecules of hematite is replaced by the metal titanium. |
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