 |
| |||
| tetradic | |||
| quadrivalent; tetravalent (AD); tetrad; tetravalent | |||
| |||
| four-valence; four-valent | |||
| четырёхвалентный: 48 phrases in 14 subjects |
| Agriculture | 1 |
| Chemical nomenclature | 4 |
| Chemistry | 7 |
| Electrochemistry | 1 |
| General | 1 |
| Immunology | 2 |
| Inorganic chemistry | 4 |
| Makarov | 3 |
| Medical | 3 |
| Metallurgy | 2 |
| Oil / petroleum | 16 |
| Oil and gas | 1 |
| Pharmacology | 1 |
| Polymers | 2 |