OLMC

AcronymDefinition
OLMCOur Lady of Mount Carmel (Canadian high school)
OLMCOutput Logic Macro Cell
OLMCOur Lady of Mercy College (est. 1910; Heidelberg, Victoria, Australia)
OLMCOutput Logic Macrocell
OLMCOfficial Language Minority Community (Canada)
OLMCOrganic Livestock Marketing Co-Operative (UK)
OLMCOn-Line Medical Command (emergency medicine)