composés chimiques
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Radon 222 | Concept | 15 | 13.2 |
| Raffinose | Concept | 34 | 11.7 |
| Raideur | Substance | 41 | 145.4 |
| Raloxifène | Concept | 26 | 10.1 |
| Raltégravir | Concept | 24 | 5.4 |
| Rambach | Composé Chimique | 1 | 0.9 |
| Ramelteon | Concept | 22 | 0.3 |
| Ramipril | Concept | 32 | 76.3 |
| Ramucirumab | Concept | 13 | 1.4 |
| Ranibizumab | Concept | 17 | 0.0 |
| Ranolazine | Concept | 18 | 2.4 |
| Ranélate de Strontium | Concept | 19 | 4.7 |
| Raoul André | Personne | 8 | 8.8 |
| Rapacuronium | Concept | 6 | 0.7 |
| Rapid E. Coli 2 | Composé Chimique | 1 | 0.2 |
| Rasagiline | Concept | 26 | 8.4 |
| Rasburicase | Concept | 17 | 4.8 |
| Rat | Composé Chimique | 1 | 0.8 |
| Ravidasvir | Concept | 10 | 0.0 |
| Ravuconazole | Concept | 7 | 0.0 |
| Raxibacumab | Concept | 11 | 0.0 |
| Rdx | Concept | 49 | 49.1 |
| Rebozo | Substance | 9 | 2.8 |
| Recombinase | Composé Chimique | 13 | 3.0 |
| Red-al | Concept | 15 | 1.4 |
| Redwood | Substance | 1 | 5.4 |
| Reggie Redding | Concept | 10 | 1.0 |
| Regn-cov2 | Médicament | 20 | 3.5 |
| Rembourrage | Substance | 8 | 4.3 |
| Remdésivir | Concept | 52 | 39.4 |
| Remontée D'humidité Par Capillarité | Composé Chimique | 2 | 16.7 |
| Resazurin | Concept | 18 | 5.1 |
| Resilin | Composé Chimique | 10 | 0.4 |
| Reslizumab | Concept | 12 | 0.2 |
| Respirasome | Concept | 5 | 0.3 |
| Restes Explosifs de Guerre | Substance | 3 | 1.6 |
| Resvératrol | Concept | 38 | 96.6 |
| Retinol | Concept | 43 | 48.1 |
| Retombée Radioactive | Substance | 38 | 38.0 |
| Retrozyme | Composé Chimique | 2 | 0.0 |
| Revêtement | Substance | 27 | 17.3 |
| Revêtement Abradable | Substance | 3 | 3.3 |
| Revêtement en Plastique | Substance | 4 | 0.1 |
| Rg-1 | Concept | 3 | 0.1 |
| Rhamnazine | Concept | 12 | 0.3 |
| Rhamnose | Concept | 32 | 13.5 |
| Rhamnétine | Concept | 13 | 0.3 |
| Rhassoul | Concept | 6 | 30.1 |
| Rhodamine | Substance | 17 | 9.6 |
| Rhodamine 123 | Concept | 12 | 1.6 |