13-letter words containing p, e, r, o, t
- spherocytosis — the condition of having spherocytes
- spheroidicity — a spheroidal state or form.
- spiny lobster — any of several edible crustaceans of the family Palinuridae, differing from the true lobsters in having a spiny shell and lacking the large pincers.
- spiritousness — the state of being spiritous
- spirochetosis — a disease caused by infection with a spirochete.
- spoiler party — a third political party formed to draw votes away from one of the two major parties, thus spoiling its chance of winning an election.
- sports centre — a place where people take part in sports
- sports jacket — a jacket, often of textured wool or colorful pattern, with a collar, lapels, long sleeves, and buttons in the front, cut somewhat fuller than the jacket of a business suit, worn with slacks for informal occasions.
- sports writer — A sports writer is a journalist who writes about sport.
- sportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- spot reducing — the usually futile effort to exercise one part of the body, as the thighs, in hopes of reducing the amount of fat stored in that area.
- spotted adder — milk snake.
- spotted crake — a Eurasian rail, Porzana porzana, of swamps and marshes, having a buff speckled plumage and dark brown wings
- spotted fever — any of several fevers characterized by spots on the skin, especially as in cerebrospinal meningitis or typhus fever.
- spotter plane — an aircraft used in observing enemy movements or the accuracy of fire on a target
- spread option — spread (def 25b).
- sprocket hole — any of a series of regular perforations along the edge of photographic film for engaging the drive sprockets in a motion-picture camera or projector.
- state trooper — a member of a U.S. state police force.
- status report — statement or update
- staying power — ability or strength to last or endure; endurance; stamina.
- steganography — the practice of concealing messages in such a way that only the sender and the recipient know that there is a message
- step aerobics — a set of aerobic exercises designed to improve the cardiovascular system, which consists of stepping on and off a special box of adjustable height
- stepford wife — a married woman who submits to her husband's will and is preoccupied by domestic concerns and her own personal appearance
- stereographer — a person who takes stereoscopic photographs.
- stereotropism — a tropism determined by contact with a solid.
- stereotypical — 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.
- stone parsley — a parsley, Sison amomum, of Eurasia, bearing aromatic seeds that are used as a condiment.
- storm trooper — a member of the storm troops.
- storm-trooper — a member of the storm troops.
- stormy petrel — the British storm petrel, Hydrobates pelagicus, of the eastern Atlantic Ocean, Mediterranean Sea, and Indian Ocean.
- stratospheric — relating to the stratosphere
- street people — homeless people
- street person — a homeless person
- strepsipteron — a strepsipterous insect.
- streptocarpus — any of various plants belonging to the genus Streptocarpus, of the gesneria family, native to Africa and Asia, having showy white, pink, or purplish flowers and often cultivated as a houseplant.
- streptococcus — any of several spherical or oval bacteria of the genus Streptococcus, occurring in pairs or chains, certain species of which are pathogenic for humans, causing scarlet fever, tonsillitis, etc.
- streptokinase — an enzyme used to dissolve blood clots.
- stripped down — having only essential features; lacking any special appointments or accessories.
- stripped-down — having only essential features; lacking any special appointments or accessories.
- strophiolated — having strophioles, caruncles
- subeditorship — the position or office of a subeditor
- sublime porte — official name of Porte.
- subperiosteal — the normal investment of bone, consisting of a dense, fibrous outer layer, to which muscles attach, and a more delicate, inner layer capable of forming bone.
- super-tension — the act of stretching or straining.
- supercautious — very or extremely cautious
- supercomputer — a very fast, powerful mainframe computer, used in advanced military and scientific applications.
- superdiplomat — a highly skilled or powerful diplomat, a high-ranking diplomat
- superdominant — submediant.
- superfetation — the fertilization of an ovum in a female mammal already pregnant.
- superfortress — a heavy, long-range, four-engined bomber used during World War II.