| spectral | spöklik |
| spectre | skugga |
| spectre de bruit | bullerskala |
| Spectrofluorimètre | Fluorimeter |
| Spectrogramme | Spektrografi |
| Spectrométrie de masse | Masspektrometri |
| spectroscope | spektroskop |
| spectroscopie | spektroskopi |
| Spectroscopie de fluorescence | Fluorimeter |
| Spectroscopie Raman | Ramanspridning |
| speculation bien informée | kvalificerad gissning |
| speech | tal |
| speed | tjack |
| Speed dating | Speeddejting |
| Speed grapher | Speed Grapher |
| Speed metal | Speed metal |
| Speedway | Speedway |
| Speedy Gonzales | Speedy Gonzales |
| Speicher | Speicher |
| Spencer Tracy | Spencer Tracy |
| Spencer Tunick | Spencer Tunick |
| Spermatophyta | Fröväxter |
| spermatozoïde | sädescell |
| sperme | sädesvätska |
| spermiducte | sädesledare |
| Sperry Univac | UNIVAC |
| Spetses | Spetses |
| Spetsnaz | Spetsnaz |
| Speyer | Speyer |
| Speyside | Speyside |
| Sphalérite | Zinkblände |
| Sphecidae | Grävsteklar |
| Spheniscidae | Pingviner |
| Spheniscus mendiculus | Galapagospingvin |
| Sphenodon punctatus | Bryggödlor |
| Sphenophyta | Fräkenväxter |
| Sphere celeste | Stjärnhimmel |
| sphincter | sfinkter |
| Sphingolipide | Sfingolipid |
| sphinx | sfinx |
| Sphinx de Gizeh | Sfinxen i Giza |
| Sphinx du troène | Ligustersvärmare |
| Sphinx tête de mort | Dödskallefjäril |
| Sphynx | Sphynx |
| Sphyraena | Barracudafiskar |
| Sphyrnidae | Hammarhajar |
| sphère | fack |
| Sphère celeste | Stjärnhimmel |
| Sphère céleste | Stjärnhimmel |
| sphère d'influence | intressesfär |
| sphénodon | bryggödla |
| sphérique | klotformig |
| Spice Girls | Spice Girls |
| Spider | Spindlar |
| Spider-Man | Spindelmannen |
| Spider-Woman | Charlotte Witter |
| Spiel des Jahres | Spiel des Jahres |
| Spiez | Spiez |
| Spike | Spike |
| Spike Lee | Spike Lee |
| Spilogale | Fläckskunkar |
| Spilogale putorius | Östlig fläckskunk |
| Spim | Spim |
| Spin | Spinn |
| Spin City | Spin City |
| Spinacia | Spenat |
| spinal | ryggrads- |
| Spinal Tap | This Is Spinal Tap |
| Spinefarm records | Spinefarm Records |
| spinelle | spinell |
| Spinosaure | Spinosaurus |
| spiral | spiralformig |
| spirale | spiral |
| spiralé | upprullad |
| Spirillum | Spiriller |
| Spirit | Spirit |
| spirite | spiritistisk |
