|mīkrō+ noun
Etymology: International Scientific Vocabulary micr- + granite; originally formed as German mikrogranit
: an igneous rock composed of minute crystals of quartz and alkalic feldspar
|mīkrō+ noun
Etymology: International Scientific Vocabulary micr- + granite; originally formed as German mikrogranit
: an igneous rock composed of minute crystals of quartz and alkalic feldspar
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012