Scientific & Educational Abbreviations and Acronyms
- HOHotel
- HOHydrographic Office
- HOHearing Officer
- HOAHealth Occupations Administration
- HOACAcetic Acid
- HOBTHydroxybenzotriazole
- HOCLHypochlorous Acid
- HOCOHighest Occupied Crystal Orbital
- HOCOHouston County High School
- HOCSHigher Order Cognitive Skills
- HOEHealth Occupational Education
- HOGHigh Osmolarity Glycerol
- HOGGHistory of Geology Group
- HOHHard of Hearing
- HOHHydrogen Hydroxide
- HOHAHAHOmonuclear HArtman Hahn
- HOLHigher-Order Logic
- HOLHoliday
- HOLRMonitor
- HOMHom functor
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