English abbreviations from hdi to hdr
- HDI (Hexamethylene Di Isocyanate)
- HDIF (Historic District Information Form)
- HDIT (Hastings Deering Institute of Technology)
- HDL (High-Density Lipoprotein)
- HDL2 (Huntington's disease–like 2)
- HDLC (High-level Data Link Control)
- HDM (Human Decision-Making)
- HDMI (High Definition Multimedia Interface)
- HDML (Handheld Devices Markup Language)
- HDN (Yampa Valley Airport)
- HDO (Hondo Municipal Airport (former Hondo AAF))
- HDOP (Horizontal dilution of precision)
- HDP (High Density Plasma)
- HDPE (High Density Polyethylene)
- HDPLX (Half Duplex)
- HDR (Hard disk recorder)