English abbreviations from hci to hcs
- HCI (Human-Computer Interaction/Interface)
- HCJ (Hechi Airport)
- HCL (Hardware Compatibility List)
- HCLOS (High Capacity Line of Sight)
- HCM (Horizontal Connection Module. To connect the Xmas Tree to the Manifold)
- HCMC (Ho Chi Minh City (Saigon))
- HCMOS (high-speed CMOS)
- HCN (Hengchun Airport)
- HCO ((organization) Harvard College Observatory)
- HCOOH (formic acid)
- HCP (Hereditary coproporphyria)
- HCPCS (Healthcare Common Procedure Coding System)
- HCPDS (Harvard Center for Population and Development Studies)
- HCQ (Halls Creek Airport)
- HCR (Holy Cross Airport (FAA: HCA))
- HCRA (Harvard Center for Risk Analysis)
- HCRC (Harvard Cancer Research Center)
- HCROA (Human and Civil Rights Organizations of America)
- HCRU (High Current Relay Unit)
- HCS ((celestial object) Heliospheric Current Sheet, the boundary where the polarity of the Sun's magnetic field changes direction)