| Strega Prize | Prix Strega |
| Streisand effect | effet Streisand |
| Strela computer | Flèche |
| Strelitzia | Strelitzia |
| Strelitzia reginae | Strelitzia reginae |
| Strelitziaceae | Strelitziaceae |
| Streltsy | Streltsy |
| Strengelbach | Strengelbach |
| Strengen | Strengen |
| strength | vigueur |
| Strength Through Joy | Kraft durch Freude |
| strength training | musculation |
| strengthen | s'intensifier |
| strenuous | énergique |
| strenuousness | peine |
| Strepsiptera | Strepsiptera |
| Strepsirrhini | Strepsirrhini |
| streptococcus | streptocoque |
| Streptococcus agalactiae | Streptococcus agalactiae |
| Streptococcus pneumoniae | Streptococcus pneumoniae |
| Streptococcus pyogenes | Streptococcus pyogenes |
| streptomycin | streptomycine |
| Streptopelia | Streptopelia |
| Streptophytina | Streptophyta |
| Streptopus amplexifolius | Streptopus amplexifolius |
| Stresa Front | Conférence de Stresa |
| stress | accent |
| Stress corrosion cracking | Corrosion sous contrainte |
| stress mark | accent |
| Stress-energy tensor | Tenseur énergie-impulsion |
| stressed | accentué |
| stressful | stressant |
| stretch | étendue |
| stretch mark | vergeture |
| stretch one's legs | s'étirer les jambes |
| stretch out | étendre |
| stretched | prolongé |
| stretched out | étendu |
| stretcher | civière |
| stretcher-bearer | brancardier |
| stretching | extension |
| stretchy | extensible |
| Stretto | Strette |
| strew | disperser |
| Strezhevoy | Strejevoï |
| Strečno | Strečno |
| striated | rayé |
| Striated Caracara | Caracara austral |
| Striated frogfish | Antennarius striatus |
| Striated Heron | Héron strié |
| Striated Pardalote | Pardalote à point jaune |
| Stribog | Stribog |
| strict | précis |
