| AAR | Antigen-Antikörper-Reaktion Grundvorgang der Abwehr von Organismen |
| AZR | Aschheim-Zondek-Reaktion Schwangerschaftsnachweisverfahren |
| V | Volksfront gegen Reaktion, Faschismus und Krieg Köln, http://www.antifaschistische-nachrichten.de |
| RGT | Reaktion-Geschwindigkeit-Temperatur [van't-Hoff-Regel] |
| SOSI | Shift Out Shift In |
| SO | Shift Out |
| SR | Shift Register |
| SAR | Shift Arithmetic Right |
| ISC | Inverse Shift Correlation |
| SCS | Substituent Chemical Shift |
| LIS | Lanthanide-Induced Shift |
| MSK | Minimum Shift Keying |
| SAL | Shift Arithmetic Left |
| SS | Single Shift / Sided |
| PSK | Phase Shift Keying |
| FSK | Frequency Shift Keying |
| LSR | Lanthanide Shift Reagent |
| BSS | Bloch-Siegert Shift |
| COSS | Correlation Shift Scaling |
| CSA | Chemical Shift Anisotropy |
| cscm | Chemical Shift Correlation Map |
| DIS | Differential Isotope Shift |
| ASK | Amplitude Shift Keying [engl.] Amplitudenmodulation |
| BMS | Burstein-Moss Shift [engl.] |
| FSK | Frequency Shift Keying [Modulation] |
| ASK | Amplitude Shift Keying [engl.] |
| DPSK | Differential Phased-Shift Keying |
| DSAM | Doppler Shift Attenuation Method |
| LFSR | Linear Feedback Shift Register |
| GFSK | Gaussian Frequency Shift Keying |
| NICS | Nucleus Independent Chemical Shift |
| BPSK | Binary-Phase Shift Keying [engl.] Modulationsverfahren |
| ASIS | Aromatic Solvent Induced Shift [engl.] |
| QPSK | Quadrature / Quaternary Phase Shift Keying |
| OQPSK | Offset Quadrature Phase Shift Keying |
| DPSK | Digital/Differential Phase Shift Keying |
| CPFSK | Continuous Phase Frequency Shift Keying |
| MFSK | Multiple Frequency Shift Keying [engl.] Modulationsverfahren |
| DBPSK | Differential Binary Phase Shift Keying |
| DQPSK | Differential Quadrature Phase Shift Keying |
| BCFSK | Binary Coded Frequency Shift Keying [engl.] Digitales Modulationsverfahren |
| AFSK | Audio Frequency Shift Keyer/Keying [Modulation] [engl.] |