| Acronym | Meaning |
 | HO | Honduras (FIPS 10-4 Country Code) |
| BJT | Bipolar Junction Transistor |
| OTC | Over-The-Counter (drugs) |
| KH | Kilohenry |
| ENTEC | Euro NATO Training Engineer Centre |
| BHR | Bahrain (ISO 3166 Trigram) |
| WWJD | What Would Jesus Do? (see WWWD) |
| CESS | Centre For Earth Science Studies (India) |
| G | CSF -Granulocyte Colony-Stimulating Factor |
| HK | Hong Kong (ISO 3166 Digram; FIPS 10-4 Territory Code) |
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