| ANOVA | Analysis of Variance |
| BCS | Biopharmaceutics Classification System |
| COPD | Chronic Obstructive Pulmonary Disease |
| CQA | Critical Quality Attributes |
| DLS | Dynamic Light Scattering |
| DoE | Design of Experiments |
| HIP | Hydrophobic Ion Pair(ing) |
| HLB | Hydrophilic–Lipophilic Balance |
| LCT | Long-Chain Triglycerides |
| LSD test | Least Significant Difference |
| LYZ | Lysozyme |
| MCT | Medium-Chain Triglycerides |
| NSAID | Non-Steroidal Anti-Inflammatory Drug |
| O/W | Oil-in-Water |
| PBS | Phosphate-Buffered Saline |
| PDI | Polydispersity Index |
| pI | Isoelectric Point |
| QbD | Quality-by-Design |
| RSM | Response Surface Methodology |
| SDS | Sodium Dodecyl Sulfate |
| SEDDSs | Self-Emulsifying Drug Delivery Systems |
| SMEDDS | Self-Microemulsifying Drug Delivery System |
| SNEDDS | Self-Nanoemulsifying Drug Delivery System |