| Acronym | Meaning |
| NGC | New General Catalog Of Nebula And Clusters Of Starspar |
| NWSIA | National Water Supply Improvement Association |
| NIEHS | National Institute Of Environmental Health Science |
| DOSY | Diffusion-ordered Spectroscopy (NMR) |
| HIGFET | Heterostructure Insulated Gate Field Effect Transistor |
| HF | Heart Failure |
| SERS | Surface Enhanced Raman Spectroscopy |
| MIPAES | Microwave-induced Plasma Atomic Emission Spectrometry |
| VDI | Verein Deutscher Ingenieure (German Engineers Society) |
| FCC | Food Chemicals Codex |