英语词汇“ditetragonal”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

ditetragonal

释义

ditetragonal, a. Cryst.|daɪtɪˈtrægənəl|
[f. di-² 1 + tetragonal.]
Having eight angles, of which the first, third, fifth, and seventh, are equal to one another, and the second, fourth, sixth, and eighth, also equal to one another, but those of the one set not equal to those of the other; as a ditetragonal pyramid or ditetragonal prism. Cf. dihexagonal.
1879Rutley Study Rocks x. 109 The form assumed by leucite is a combination of a di-tetragonal pyramid..with a tetragonal pyramid.1895Story-Maskelyne Crystallogr. v. §112. 129 When the symmetry is complete it is ditetragonal.Ibid. vii. §200. 248 The ditetragonal prism.

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