say it: KRI-stuh-lahyn
crystalline is an adjective meaning "consisting of or containing or of the nature of crystals". It carries 3 recorded senses.
consisting of or containing or of the nature of crystals
“granite is crystalline”
transmitting light; able to be seen through with clarity
“the cold crystalline water of melted snow”
“crystal clear skies”
“could see the sand on the bottom of the limpid pool”
“lucid air”
“a pellucid brook”
“transparent crystal”
Definitions, synonyms and semantic relations for crystalline come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.