9-letter words containing o, y, s, t
- spinosity — the condition of being spinose
- splayfoot — a broad, flat foot, especially one turned outward.
- sporocyst — a walled body resulting from the multiple division of a sporozoan, which produces one or more sporozoites.
- sporocyte — a diploid cell in certain spore-bearing plants, as liverworts, that produces four haploid spores through meiosis; a spore mother cell.
- stableboy — a person who works in a stable.
- staminody — the metamorphosis of any of various flower organs, as a sepal or a petal, into a stamen.
- staphylo- — uvula
- statocyst — (in certain invertebrates) a sense organ consisting of a sac enclosing sensory hairs and particles of sand, lime, etc., that functions in maintaining equilibrium, serving to indicate position in space.
- statutory — of, relating to, or of the nature of a statute.
- stay over — spend the night
- stenotype — a keyboard machine resembling a typewriter, used in a system of phonetic shorthand.
- stenotypy — shorthand in which alphabetic letters or types are used to produce shortened forms of words or groups of words.
- stock boy — a boy or man responsible for replenishing stock, as on the shelves of a grocery store.
- stockyard — an enclosure with pens, sheds, etc., connected with a slaughterhouse, railroad, market, etc., for the temporary housing of cattle, sheep, swine, or horses.
- stoically — impassive; characterized by a calm, austere fortitude befitting the Stoics: a stoical sufferer.
- stolidity — not easily stirred or moved mentally; unemotional; impassive.
- stomatomy — stomatotomy.
- stony pit — a disease of pears, caused by a virus and characterized by deformed, pitted fruit.
- stornoway — a city in NW Scotland, in the Hebrides.
- story arc — a continuing storyline in a television series that gradually unfolds over several episodes
- storybook — a book that contains a story or stories, especially for children.
- storyette — a short or shortened story
- storyless — a narrative, either true or fictitious, in prose or verse, designed to interest, amuse, or instruct the hearer or reader; tale.
- storyline — a secret plan or scheme to accomplish some purpose, especially a hostile, unlawful, or evil purpose: a plot to overthrow the government.
- stow away — Nautical. to put (cargo, provisions, etc.) in the places intended for them. to put (sails, spars, gear, etc.) in the proper place or condition when not in use.
- strayhorn — William ("Billy") 1915–67, U.S. jazz pianist and composer: collaborator with Duke Ellington.
- streetboy — a boy living on the street
- strongyle — any nematode of the family Strongylidae, parasitic as an adult in the intestine of mammals, especially horses.
- stylebook — a book containing rules of usage in typography, punctuation, etc., employed by printers, editors, and writers.
- styliform — having the shape of an ancient style; stylar.
- stylobate — a course of masonry, part of the stereobate, forming the foundation for a colonnade, especially the outermost colonnade.
- stylolite — an irregular columnar structure in certain limestones, the columns being approximately at right angles to the bedding planes.
- stylopize — (of a stylops) to parasitize (a host)
- styrofoam — Styrofoam is a very light, plastic substance, used especially to make containers.
- subcounty — a division of a county
- sycophant — a self-seeking, servile flatterer; fawning parasite.
- syllogist — a person who engages in syllogistic argument.
- symbionts — an organism living in a state of symbiosis.
- symbiotic — living in symbiosis, or having an interdependent relationship: Many people feel the relationship between humans and dogs is symbiotic.
- symbolist — a person who uses symbols or symbolism.
- symington — (William) Stuart, 1901–1988, U.S. politician: senator 1952–77.
- sympatico — simpatico
- symptosis — local or general atrophy.
- symptotic — relating to symptosis
- syncopate — Music. to place (the accents) on beats that are normally unaccented. to treat (a passage, piece, etc.) in this way.
- synoekete — an insect that lives in the nests of social insects, esp ants, without receiving any attentions from the inmates
- synoptist — one of the authors (Matthew, Mark, or Luke) of the synoptic Gospels.
- synovitic — inflammation of a synovial membrane.
- synovitis — inflammation of a synovial membrane.
- synth-pop — a type of pop music in which synthesizers are used to create the dominant sound