from Shamir. Shem, Biblical character – semitism. Roger Shepard, American cognitive scientist – Shepard tone. Reginald V. Shepherd and Harold Turpin, American inventors – sten gun (derived from their last names). William Tecumseh Sherman, American general – Sherman necktie, Shermanesque statement, Sherman tank. Beatrice Shilling, aviation engineering researcher – Miss Shilling's orifice, a device to ensure fuel flow in aero-engines when in a dive. Shiva, Indian mythological character – Shaivism Shmoo, American comics character – Shmoo plot Henry S. Shrapnel, British general and inventor – shrapnel. Henry Miller Shreve, American inventor and steamboat captain – Shreveport, Louisiana. Jean Sibelius, Finnish composer – Sibelius notation program, Sibelius Software Ltd Werner von Siemens, German business man – siemens, Siemens AG. Rolf Sievert, Swedish physicist – sievert (unit of radiation dose equivalent). Norodom Sihanouk, Cambodian king – Sihanoukism. Etienne de Silhouette, French politician – silhouette Leon "Lee" Silver, American geologist - Silver spur (a lunar mountain east of Mons Hadley Delta, south of the landing site of Apollo 15) Simon Magus or "Simon the Magician", Biblical character – simony Issac Merritt Singer, American inventor – Singer Corporation Sisyphus, Greek mythological character – Sisyphus beetle, Sisyphus effect, Sisyphism. Sixtus IV, Italian pope – Sistine chapel. Henrik Sjögren, Swedish physician – Sjögren's syndrome Alexander Skene, Scottish gynaecologist – Skene's gland BF Skinner, American psychologist – Skinner box Emil Škoda, Czech car designer – Škoda Delia Smith, British cook – Delia effect Horace Smith and Daniel B. Wesson, American gun inventors – Smith & Wesson Maria Ann Smith, British-Australian businesswoman – Granny Smith William Smith, English geologist – Smith's laws Edward Smith-Stanley, 12th Earl of Derby, British nobleman – Derby (horse race), particularly The Derby Oliver R. Smoot, American student – smoot. The Smurfs, Belgian comics characters – Smurf (Smurf language), Smurf attack, Smurfing. Hermann Snellen, Dutch ophthmalmologist – Snellen chart Willebrord Snellius, Dutch astronomer and mathematicianc – Snell's law Socrates, Greek philosopher – Socratic Method, Socratic dialogue. Alexey Sokolsky, Ukrainian-Belarusian chess player – Sokolsky Opening Sól, Norse mythological character – Sunday. Daniel Solander, Swedish botanist – Solander box Solomon, Biblical character – Judgment of Solomon , Solomon Islands. Somhairle mac Giolla Brighde, King of the Isles, Clann Somhairle Sondermann, German comics character – Sondermann Award. John Sotheby, British businessman – Sotheby's. John Philip Sousa, American composer – sousaphone Edwin Southern, British biologist – Southern blot. Paul-Henri Spaak, Belgian politician and diplomat – Spaak method. Spartacus,