- crystal (KRIHS-tul)
-
noun.
type of mineral that is clear and, when viewed under a microscope, has a repeating pattern of atoms and molecules.
- crystal (KRIHS-tul)
-
noun.
type of glass in which a material (traditionally, lead oxide) is added to improve the glass' appearance. Also called lead crystal or crystal glass.
- crystallize (KRIHS-tul-iz)
-
verb.
to become clear or definite.
- ice crystal (IS KRIHS-tul)
-
noun.
solid ice arranged in precise molecular form.
- liquid crystal (LIH-kwihd KRIHS-tul)
-
noun.
substances that have liquid qualities, but whose molecules are arranged like a crystal. Liquid crystals are not a liquid form of a solid crystal.
- nanocrystal (NA-noh-krihs-tul)
- noun. particle having at least one dimension smaller than 100 nanometres (nm) and composed of atoms in a crystalline arrangement. Semiconductor nanocrystals having dimensions smaller than 10nm are called quantum dots.
- salt crystal (SAHLT KRIHS-tul)
-
noun.
single particle of salt, or sodium chloride.