| Acronym | Definition |
|---|
| PTH➣Pass the Hash (hacking technique) |
| PTH➣Parathyroid Hormone |
| PTH➣Protest the Hero (band) |
| PTH➣Port Huron (Amtrak station code; Port Huron, MI) |
| PTH➣Path (aviation) |
| PTH➣Polskie Towarzystwo Historyczne (Polish: Polish Historical Society) |
| PTH➣Plated Through Hole (semiconductor manufacturing) |
| PTH➣Power Threshold |
| PTH➣Partially Torn Hamstring (injury) |
| PTH➣Push to Hear (in-ear monitor) |
| PTH➣Putonghua (Chinese: Mandarin) |
| PTH➣Picture the Homeless (homeless rights organization; New York, NY) |
| PTH➣Phenylthiohydantoin |
| PTH➣Pin Through Hole (printed circuit boards) |
| PTH➣Post-Transfusion Hepatitis (medical condition) |
| PTH➣Pedagogisch Technische Hogeschool (Netherlands Technical Teacher Training) |
| PTH➣Purolator Tackle Hunger (food program; Canada) |
| PTH➣Peace through Health (Canada) |
| PTH➣Provincial Trunk Highway (Canada) |
| PTH➣Price Trace Hawes (UK) |
| PTH➣Protect the Human (Amnesty International) |
| PTH➣Puissance Thermique (French: Thermal Power) |
| PTH➣Prime Tanning Hours |
| PTH➣Planet Tony Hawk (gaming website) |
| PTH➣Prelude to Hope (film by Clear Concrete Productions) |
| PTH➣Put Through Hole (integrated circuits packaging) |
| PTH➣Pro-femmes Twese Hamwe (Rwanda) |
| PTH➣Precipitation Top Height |