13-letter words containing a, p, o, s, t, r
- sportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- sportsmanship — the character, practice, or skill of a sportsman.
- spotted adder — milk snake.
- spotted crake — a Eurasian rail, Porzana porzana, of swamps and marshes, having a buff speckled plumage and dark brown wings
- spotter plane — an aircraft used in observing enemy movements or the accuracy of fire on a target
- spread option — spread (def 25b).
- standing crop — the totality of living things in an ecosystem at a given time.
- starting post — the upright pole marking the beginning of a racecourse
- 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
- stereographer — a person who takes stereoscopic photographs.
- 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.
- stork parking — spaces reserved in a parking lot for cars driven by pregnant women or new mothers.
- stratospheric — relating to the stratosphere
- 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.
- streptokinase — an enzyme used to dissolve blood clots.
- strip cartoon — A strip cartoon is the same as a comic strip.
- strophiolated — having strophioles, caruncles
- 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.
- subtropically — in the subtropics
- supercautious — very or extremely cautious
- 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.
- superloyalist — a fanatically loyal supporter (esp of a political party)
- supermajority — a majority that must represent some percentage more than a simple majority.
- supernational — tending to involve, or extending authority over, more than one nation; international; supranational.
- superordinate — of higher degree in condition or rank.
- superrational — beyond the scope or range of reason; intuitional.
- superreaction — a reverse movement or tendency; an action in a reverse direction or manner.
- superromantic — exceptionally romantic
- supralittoral — of or relating to the biogeographic region of a shore of a lake, sea, or ocean permanently above water but made damp by spray from waves or by capillarity of the substrate.
- supranational — outside or beyond the authority of one national government, as a project or policy that is planned and controlled by a group of nations.
- suprarational — not understandable by reason alone; beyond rational comprehension.
- supratemporal — situated above the upper part of the temporal bone or region.
- suspercollate — to hang
- tapestry moth — carpet moth.
- taphrogenesis — the process of forming rifts, resulting in regional faulting and subsidence
- tauromorphous — having the form of a bull
- tax inspector — a government official whose job is to make sure that people and companies are paying the right amount of tax
- temporariness — lasting, existing, serving, or effective for a time only; not permanent: a temporary need; a temporary job.
- terminal post — A terminal post is the terminal on a battery to which the battery lead is attached.
- terpsichorean — pertaining to dancing.
- tetrapetalous — having four petals.
- the pole star — the star closest to the N celestial pole at any particular time. At present this is Polaris, but it will eventually be replaced by some other star owing to precession of the earth's axis
- the-spectator — a weekly periodical (1711–12, 1714) issued by Joseph Addison and Richard Steele.