| Acronym | Definition |
|---|
| HTPA➣Harbor Teacher Preparation Academy (Wilmington, CA) |
| HTPA➣Hydro Turf Planters Association |
| HTPA➣Houston Transportation Professionals Association (Houston, TX) |
| HTPA➣Human Tissue Plasminogen Activator |
| HTPA➣High Temperature Polyamides |
| HTPA➣Health Technology Policy Analysis |
| HTPA➣Healing Touch Practitioner Apprentice |
| HTPA➣Hearing Technology Predisposition Assessment |
| HTPA➣Hypothalamic-Pituitary Axis |
| HTPA➣Holy Trinity Parents Association |
| HTPA➣Heritage Tree Preservation Act (California) |
| HTPA➣Hardwood Trees Per Acre |
| HTPA➣Hoelting Team Player Award (Division of Housing and Food Service; University of Texas) |
| HTPA➣Heart Patch |