12-letter words containing p, e, r, i, o
- slipper sock — a sock with a soft leather or vinyl sole sewn onto it, used as indoor footwear.
- sloop-rigged — (of a sailboat) fore-and-aft rigged with a mainsail and a jib.
- soccer pitch — the field of play used in soccer
- 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.
- soporiferous — bringing sleep; soporific.
- special sort — a character, such as an accented letter, that is not a usual member of any font
- specksioneer — a whaler
- spectatorial — a person who looks on or watches; onlooker; observer.
- 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
- spinsterhood — Disparaging and Offensive. a woman still unmarried beyond the usual age of marrying.
- spirochaetal — resulting from spirochaetes
- spit-roasted — cooked on a spit
- sporogenesis — the production of spores; sporogony.
- sportswriter — a journalist who reports on sports and sporting events.
- square piano — a piano with a rectangular, horizontal body.
- 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.
- 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.
- stirrup bone — the stapes, one of the three bones of the middle ear
- 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.
- stride piano — a style of jazz piano playing in which the right hand plays the melody while the left hand plays a single bass note or octave on the strong beat and a chord on the weak beat, developed in Harlem during the 1920s, partly from ragtime piano playing.
- strophiolate — having a strophiole
- study period — a period of time or lesson used for studying
- subinspector — a secondary or assistant inspector
- super-polite — showing good manners toward others, as in behavior, speech, etc.; courteous; civil: a polite reply.
- supercilious — haughtily disdainful or contemptuous, as a person or a facial expression.
- supercooling — to cool (a liquid) below its freezing point without producing solidification or crystallization; undercool.
- superheroine — a woman noted for courageous acts or nobility of character: Esther and other biblical heroines.
- superimposed — (of a stream or drainage system) having a course not adjusted to the structure of the rocks presently undergoing erosion but determined rather by a prior erosion cycle or by formerly overlying rocks or sediments.
- superiorship — the state or position of being superior
- superkingdom — in some systems of biological classification, either of the two major subdivisions, prokaryote or eukaryote, into which all living organisms can be placed
- superordinal — relating to the superorder
- superorganic — of or relating to the structure of cultural elements within society conceived as independent of and superior to the individual members of society.
- superpatriot — a person who is patriotic to an extreme.
- supersession — the act of superseding.
- superstation — an independent television station whose signal is transmitted by satellite to subscribers on a cable system.
- superstition — a belief or notion, not based on reason or knowledge, in or of the ominous significance of a particular thing, circumstance, occurrence, proceeding, or the like.