单词 | macro-axis |
释义 | > as lemmasmacro-axis macro-axis n. Brit. /ˈmakrəʊˌaksɪs/ , U.S. /ˈmækroʊˌæksəs/ Crystallography the longer of the two lateral axes in orthorhombic and triclinic crystals.ΚΠ 1872 T. Egleston Lect. Mineral. Errata If the brachy axis is placed in front, the formulæ for the macro and brachy domes are right. If the macro axis is placed in front, the formulæ should read [etc.]. 1966 R. Webster Pract. Gemmol. (ed. 4) iii. 20 The seven crystal systems... The main axis is placed vertically and the lateral axes pass through the sides; they are termed the macro axis for the longer of the two and the brachy axis for the shorter. < as lemmas |
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