| Acronym | Sense | Language | Topics |
|---|---|---|---|
| CH | Case Hardening | In English | |
| CH | Control House | In English | |
| CH | Church History | In English | → History → Roman catholic church |
| CH | Children's Hospital | In English | → Medicine |
| CH | Controlled Humidity | In English | |
| CH | Centésimale Hahnemanniènne | In French | → Pharmacology, toxicology |
| CH | Colonne Humide | In French | → Firefighting |