crystal
noun /ˈkrɪstl/
  /ˈkrɪstl/
- [countable] a small piece of a substance with many even sides, that is formed naturally when the substance becomes solid- ice/salt crystals
 Oxford Collocations Dictionaryadjective- single
- small
- tiny
- …
 - form
- grow
 
- [uncountable, countable] a clear mineral, such as quartz, used in making jewellery and attractive objects- crystal earrings
 Oxford Collocations Dictionaryadjective- single
- small
- tiny
- …
 - form
- grow
 
- [uncountable] glass of very high quality- a crystal chandelier/vase
- Every table had been set with fine china and crystal.
 
- [countable] a small piece of a mineral that some people believe has the power to bring health or happiness- Smoky Quartz is a powerful healing crystal.
- She claims that the crystal awakened her mind power and enabled her to win the race.
 
- [countable] a piece of glass or plastic that covers the face of a watch see also liquid crystal display
- (also meth, crystal meth)(informal) a powerful illegal drug, methamphetamine, that looks like small pieces of glass
Word Originlate Old English (denoting ice or a mineral resembling it), from Old French cristal, from Latin crystallum, from Greek krustallos ‘ice, crystal’. The chemistry sense dates from the early 17th cent.