BDH is a three-letter abbreviation that may refer to: The AMEX code for ML BRDBND HLDR12/40 (a broadband diversification instrument). The National Rail station code for Bedhampton railway station, Havant, England. Beta-hydroxyDeHydrogenase, enzyme that takes beta-Hydroxybutyric acid as a substrate. Peace and Democracy Movement (Bariş ve Demokrasi Hareketi), a political party in the Turkish Republic of Northern Cyprus. Big Children's Choir (Большой Детский Хор), one of the most popular children's choirs in the ex-USSR. The Brown Daily Herald, the student newspaper of Brown University.
https://en.wikipedia.org/wiki/BDH