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Webster 1913 Edition
Microcrystalline
Miˊcro-crys′tal-line
,Adj.
 [
Micro- 
+ crystalline
.] (Crystallog.) 
Crystalline on a fine, or microscopic, scale; consisting of fine crystals; 
as, the ground mass of certain porphyrics is 
. microcrystalline
Definition 2025
microcrystalline
microcrystalline
English
Adjective
microcrystalline (comparative more microcrystalline, superlative most microcrystalline)
- Composed of microscopic crystals