Home › Words › M › microspherulitemicrospherulitemicrospherulite means A microscopic spherical particle, mainly consisting of mineral material, and created by natural physicochemical processes.EtymologyFrom micro- + spherulite.nounA microscopic spherical particle, mainly consisting of mineral material, and created by natural physicochemical processesDefinitions & examples from Wiktionary (CC BY-SA 3.0).