| Acronym | Definition |
|---|
| LAPP | Laboratoire d'Annecy-le-Vieux de Physique des Particules (French nuclear and particle physics laboratory) |
| LAPP | Local Approved Products Policy (New Zealand) |
| LAPP | Limited Access Privilege Program (fishing) |
| LAPP | Lender Appraisal Processing Program (US VA loans) |
| LAPP | London Association of Primal Psychotherapists (UK) |
| LAPP | Los Alamos Portable Pulser |
| LAPP | Los Alamos Polycrystal Plasticity |
| LAPP | Legal Advocates for Permanent Parenting, Inc. |
| LAPP | Logarithm of a Posteriori Probability |
| LAPP | Linux, Apache, PostgreSQL, PHP/Python/Perl |
| LAPP | Linux Apache PHP (Hypertext Preprocessor) PostgreSQL (Structured Query Language) |