| Sexualbrott | Sex and the law |
| sexualdrift | sex drive |
| sexualitet | sexuality |
| sexualkunskap | sex education |
| Sexualsadism | Sadistic personality disorder |
| sexualundervisning | sex education |
| sexualupplysning | sex education |
| sexuell | carnal |
| Sexuell förökning | Reproduction |
| sexuell läggning | sexual orientation |
| Sexuella revolutionen | Sexual revolution |
| Sexuella rollspel | Sexual roleplaying |
| sexuella trakasserier | sexual harassment |
| sexuellt | sexually |
| sexuellt beteende | sexual behavior |
| sexuellt ofredande | sexual harassment |
| sexuellt umgänge | intercourse |
| sexuellt upphetsad | sexually excited |
| Sexuellt överförbar infektion | Sexually transmitted disease |
| sexuellt överförbar sjukdom | venereal disease |
| Sexuellt övergrepp mot barn | Child sexual abuse |
| Seychellerna | Seychelles |
| Seychellernas flagga | Flag of the Seychelles |
| Seychellernas fotbollslandslag | Seychelles national football team |
| Seychellernas statsvapen | Coat of arms of Seychelles |
| Seychellisk rupee | Seychellois rupee |
| Seydlitz | German cruiser Seydlitz |
| Seyfertgalax | Seyfert galaxy |
| Seyi George Olofinjana | Seyi George Olofinjana |
| Seymour Hersh | Seymour Hersh |
| Seymour Skinner | Seymour Skinner |
| Seyyed Hossein Nasr | Hossein Nasr |
| Seán Kelly | Seán Kelly |
| Seán Lemass | Seán Lemass |
| Seán MacBride | Seán MacBride |
| Sfax | Sfax |
| SFB | Sender Freies Berlin |
| Sfingolipid | Sphingolipid |
| sfinkter | sphincter |
| sfinx | sphinx |
| Sfinxen i Giza | Great Sphinx of Giza |
| SFOR | SFOR |
| Sforza | House of Sforza |
| SFR-Cegetel | SFR |
| sfragistik | sigillography |
| SFTP | SSH file transfer protocol |
| SFV | Simple file verification |
| SFV-ASF | Swiss Football Association |
| sfär | realm |
| Sfärernas harmoni | Musica universalis |
| sfärisk | spherical |
| Sfäriska koordinater | Spherical coordinate system |
| sfäroid | spheroid |
| SGD | gcd |
| SGML | Standard Generalized Markup Language |
| SH | SH |
| Sha Tin | Sha Tin District |
| Shaak Ti | Shaak Ti |
| Shaanxi | Shaanxi |
| Shab-e Yalda | Yalda |
| SHABAK | Shabak |
| Shabani Nonda | Shabani Nonda |
