12-letter words containing e, s, p, i, o
- soil profile — a vertical succession of horizons, commonly lettered A, B, C (beginning at the surface), that have been subjected to soil-forming processes, chiefly leaching and oxidation.
- somers point — a town in SE New Jersey.
- sophisticate — a sophisticated person.
- soporiferous — bringing sleep; soporific.
- soup kitchen — a place where food, usually soup, is served at little or no charge to the needy.
- spaciousness — containing much space, as a house, room, or vehicle; amply large.
- special sort — a character, such as an accented letter, that is not a usual member of any font
- speciational — relating to speciation
- speciousness — apparently good or right though lacking real merit; superficially pleasing or plausible: specious arguments.
- specksioneer — a whaler
- spectatorial — a person who looks on or watches; onlooker; observer.
- speedboating — the act, practice, or sport of traveling in a speedboat.
- speleologist — the exploration and study of caves.
- spermagonium — Botany, Mycology. spermogonium.
- spermatocide — spermicide.
- spermatozoid — a motile male gamete produced in an antheridium.
- spermogonium — one of the cup-shaped or flask-shaped receptacles in which the spermatia of certain fungi and red algae are produced.
- spermophytic — able to produce seed
- sphacelation — the process of mortification
- spinsterhood — Disparaging and Offensive. a woman still unmarried beyond the usual age of marrying.
- spirochaetal — resulting from spirochaetes
- spit-roasted — cooked on a spit
- splenization — the transformation of something into a spleenlike tissue
- split second — a fraction of a second.
- splotchiness — the state or condition of being splotchy
- sporogenesis — the production of spores; sporogony.
- sportswriter — a journalist who reports on sports and sporting events.
- spot welding — fusing metal
- spotted dick — a steamed or boiled suet pudding containing dried fruit
- spotted tail — (Sinte-galeshka) 1833?–81, Brulé Sioux leader.
- spotted wilt — a viral disease of plants, characterized by wilting and by brown, sunken spots and streaks on the stems and leaves.
- square piano — a piano with a rectangular, horizontal body.
- state police — a police force under state authority rather than under the authority of a city or county in the state.
- state prison — a prison maintained by a state for the confinement of felons.
- stauropegion — (in an autocephalous church) a monastery subject directly to the primate.
- stegophilist — a person who enjoys climbing up the outside of buildings
- stenographic — the art of writing in shorthand.
- stereophonic — pertaining to a system of sound recording or reproduction using two or more separate channels to produce a more realistic effect by capturing the spatial dimensions of a performance (the location of performers as well as their acoustic surroundings), used especially with high-fidelity recordings and reproduction systems (opposed to monophonic).
- stereoptican — a projector usually consisting of two complete lanterns arranged so that one picture appears to dissolve while the next is forming.
- stereopticon — a projector usually consisting of two complete lanterns arranged so that one picture appears to dissolve while the next is forming.
- stereoscopic — noting or pertaining to three-dimensional vision or any of various processes and devices for giving the illusion of depth from two-dimensional images or reproductions, as of a photograph or motion picture.
- stereotyping — a process, now often replaced by more advanced methods, for making metal printing plates by taking a mold of composed type or the like in papier-mâché or other material and then taking from this mold a cast in type metal.
- stereotypist — a process, now often replaced by more advanced methods, for making metal printing plates by taking a mold of composed type or the like in papier-mâché or other material and then taking from this mold a cast in type metal.
- stethoscopic — pertaining to the stethoscope or to stethoscopy.
- stipulaceous — of, relating to, having, resembling, or living on stipules
- stirrup bone — the stapes, one of the three bones of the middle ear
- stool pigeon — a pigeon used as a decoy.
- strepitation — the quality or state of being strepitant
- streptolysin — a type of hemolysin produced by certain species of streptococcus.
- streptomycin — an antibiotic, C 2 1 H 3 9 N 7 O 1 2 , produced by a soil actinomycete, Streptomyces griseus, and used in medicine in the form of its white, water-soluble sulfate salt, chiefly in the treatment of tuberculosis.