polycrystalline
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English
Etymology
From poly- + crystalline.
Adjective
polycrystalline (comparative more polycrystalline, superlative most polycrystalline)
- Composed of an aggregate of very small crystals in random orientations
- 1966, Proceedings of the Seventh International Conference on Phenomena in .in Ionized Gases:
- This was revealed only in the experiments of ion bombardment of single crystals, because a polycrystalline material, even though its microcrystallites have a regular structure, in fact behaves like a nonarranged, random system.