| Acronym | Meaning |
| FIBC(A) | Flexible Intermediate Bulk Container (Association) [bulk Bag] |
| SON | Supraoptic Nucleus |
| PNA | Peanut Agglutinin |
| KLN | Potassium Lithium Niobate |
| APO | Aq.-phase Oxidn. |
| BTPPC | Benzyltriphenylphosphonium Chloride |
| INDO/SP | Intermediate Neglect Of Differential Overlap/spin Polarization |
| TADAP | Transport And Deposition Of Acidifying Pollutants (European Environmental Model) |
| SEU | Single Event Upset (in Spacecraft Power Systems) |
| HETG | High-energy Transmission Grating |