What does EUM stand for?

Entraide Universitaire Mondiale - World University Service - WUS (EAIO)

Eureka Mesa - New Mexico - Seismograph station code, US Geological Survey (SEIS)

Euromanufacture - NCIC firearms make code (NCIC)

European Marine Inc., Reseda, CA - Manufacturer code for watercraft hull identification number (USCG)

European-Mediterranean - Military

External Urethral Meatus - Medicine (EDAA)

Graduate School of Library Science, McGill University - EDUCATSS - UTLAS symbol

Eumenides - of Aeschylus - Classical studies (OCD)