CRYSTALLINE
Meaning of CRYSTALLINE in English
crys ‧ tal ‧ line /ˈkrɪstəlaɪn, -liːn $ -lən/ BrE AmE adjective
1 . made of crystals
2 . very clear or transparent, like crystal
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012