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Five facts about crystals
Encyclopedia Britannica
Medical Material
crystals
crys·tals
Definitions related to crystals:
  • A naturally produced angular solid of definite form in which the ultimate units from which it is built up are systematically arranged; they are usually evenly spaced on a regular space lattice.
    NCI Health Level 7 Vocabulary
    U.S. National Cancer Institute, 2018
  • (crystal dosage form) A solid that consists of naturally produced angular solids composed of singular, repeating units that are systematically arranged in an evenly spaced lattice.
    NCI
    U.S. National Cancer Institute, 2021
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