Adjective: crystalline kris-tu-lun or 'kris-tu,lIn [N. Amer], 'kris-tu,lIn [Brit]
- Consisting of, containing or of the nature of crystals
"granite is crystalline"
- Distinctly or sharply outlined
"crystalline sharpness of outline"
- Transmitting light; able to be seen through with clarity
"the cold crystalline water of melted snow";
- crystal clear, limpid, lucid, pellucid, transparent