Hello, you have come here looking for the meaning of the word tetragonal. In DICTIOUS you will not only get to know all the dictionary meanings for the word tetragonal, but we will also tell you about its etymology, its characteristics and you will know how to say tetragonal in singular and plural. Everything you need to know about the word tetragonal you have here. The definition of the word tetragonal will help you to be more precise and correct when speaking or writing your texts. Knowing the definition oftetragonal, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
1895, Nevil Story-Maskelyne, Crystallography: A Treatise on the Morphology of Crystals, page 255:
The eight normals of the tetragonal scalenohedron may carry the eight faces of a semiform in other ways than asymmetrically as regards the systematic planes.