squillaA dinner bell, (historical) a shrill little bell used to signal dinner for medieval monks.
stabulationThe act of stabling or housing animals.
stacteOne of the sweet spices used by the Jews in Biblical times for preparing incense; it is thought to have been an oil or other form of myrrh or cinnamon, or a kind of storax.
stellionA lizard (Laudakia stellio or Stellagama stellio). It is olive-green with small stellate spots, commonly found in the rocky areas around the Mediterranean.
stellionateAny fraud not distinguished by a more special name; chiefly applied to sales of the same property to two different persons, or selling that for one's own which belongs to another, etc.
stellularHaving the shape or appearance of little stars; stellate; stellated; radiated.
stercobilinA tetrapyrrolic bile pigment, one of the end products of heme catabolism, responsible for the brown colour of human faeces
stipuleA basal appendage of a typical leaf of a flowering plant, usually appearing paired beside the petiole although sometimes absent or highly modified.
stria vascularisThe upper portion of the spiral ligament that forms the outer wall of the cochlear duct; it contains numerous capillary loops and small blood vessels.
stridulateTo make a high-pitched chirping, grating, hissing, or squeaking sound, as male crickets and grasshoppers do, by rubbing certain body parts together.
stridulationA high-pitched chirping, grating, hissing, or squeaking sound, as male crickets and grasshoppers make by rubbing certain body parts together.
stridulousEmitting a particularly harsh or shrill sound.
styliformHaving the form of, or resembling, a bristle, pin, or pen; styloid.
stylitesan epithet of several saints revered as stylites
StymphalidesIn Greek mythology, a flock of metallic man-eating birds that haunted Lake Stymphalis in Arkadia. They were slain by Herakles as part of his sixth Labour, who took advantage of their sensitive sense of hearing.