What does MDY stand for?

Magnetic Deflection Yoke

Male - Language code (ETLW)

MidCap SPDRs - AMEX symbol (NASQ)

Middlebury College, Middlebury, VT - OCLC symbol (OCLC)

Midland Gold Corp. - Formerly, Midland Energy Corp. - Vancouver Stock Exchange symbol

Midway - Midway Islands - Seismograph station code, US Geological Survey - Closed (SEIS)

Moderately - Telegraphy (PCTE)

Month, Date, Year

Mount Desert Yacht Yard 1, Mount Desert, ME - Manufacturer code for watercraft hull identification number (USCG)

Standard & Poor's MidCap 400 Depository Receipts - AMEX symbol (SAG)

Standard & Poor's MidCap Dep Rc - AMEX symbol