What does D.Y stand for?

What does D.Y mean?

Dy	Dysprosium Academic & Science » Chemistry
DY	Delta Y Miscellaneous » Unclassified
DY	Drell Yan Miscellaneous » Unclassified
DY	Dividend Yield Business » Stock Exchange
DY	Dycom Industries, Inc. Business » NYSE Symbols
DY	the Derivative of Y Miscellaneous » Unclassified
DY	Destination Y Governmental » Transportation
DY	Dance You Miscellaneous » Unclassified
DY	Digital Youth Miscellaneous » Unclassified
DY	Dylan Young Community » Famous
DY	Dolev And Yao Miscellaneous » Unclassified
DY	Do You Miscellaneous » Unclassified
DY	D The Younger Miscellaneous » Unclassified
DY	Deputy Director Governmental » NASA
d.y	died young Community » Genealogy
DY	Deputy Governmental » Police