13-letter words containing s, t, o, r, y
- postsecondary — of or relating to education beyond high school: She completed her postsecondary education at a two-year college.
- potter's clay — a clay, suitably plastic and free of iron and other impurities, for use by potters.
- prestigiously — indicative of or conferring prestige: the most prestigious address in town.
- pretentiously — characterized by assumption of dignity or importance, especially when exaggerated or undeserved: a pretentious, self-important waiter.
- priority case — a matter that takes precedence over others
- progressivity — favoring or advocating progress, change, improvement, or reform, as opposed to wishing to maintain things as they are, especially in political matters: a progressive mayor.
- prospectively — of or in the future: prospective earnings.
- prostatectomy — excision of part or all of the prostate gland.
- psychohistory — history or the writing of history employing the techniques of psychoanalysis to explore motivations, explain actions, etc.
- psychometrics — the measurement of mental traits, abilities, and processes.
- psychotherapy — the treatment of psychological disorders or maladjustments by a professional technique, as psychoanalysis, group therapy, or behavioral therapy.
- psychrometric — relating to psychrometry
- pyrophosphate — a salt or ester of pyrophosphoric acid.
- ray tomlinson — (person) An engineer at Bolt Beranek and Newman who, in July 1972 while designing the first[?] electronic mail program, chose the commercial at symbol "@" to separate the user name from the computer name.
- reasonability — agreeable to reason or sound judgment; logical: a reasonable choice for chairman.
- relay station — a radio station that receives radio signals and retransmits them, in order to extend their range
- remonstrantly — in a remonstrant or opposing manner
- remonstratory — characterized by protest or expostulation
- repetitiously — full of repetition, especially unnecessary and tedious repetition: a repetitious account of their vacation trip.
- restoratively — in a restorative manner
- ripstop nylon — a nylon fabric woven with a double thread approximately every quarter inch to prevent the expansion of small rips.
- rogation days — Usually, rogations. Ecclesiastical. solemn supplication, especially as chanted during procession on the three days (Rogation Days) before Ascension Day.
- royal society — The Royal Society of London for the Advancement of Science, a society through which the British government has supported scientific investigation since 1662: awards four annual medals.
- running story — a story continued in subsequent issues of a newspaper or magazine; serial.
- saccharolytic — of or causing the hydrolysis of sugars.
- saccharometry — the process of determining the quantity of sugar in a solution
- sacrosanctity — extremely sacred or inviolable: a sacrosanct chamber in the temple.
- safety factor — the ratio of the maximum stress that a structural part or other piece of material can withstand to the maximum stress estimated for it in the use for which it is designed.
- saint gregory — Saint (Hildebrand) c1020–85, Italian ecclesiastic: pope 1073–85.
- sclerotherapy — Medicine/Medical. a treatment for varicose veins in which blood flow is diverted and the veins collapsed by injection of a hardening solution, also used cosmetically in spider veins to eliminate discoloration.
- scotland yard — a short street in central London, England: formerly the site of the London police headquarters, which were removed 1890 to a Thames embankment (New Scotland Yard, ).
- security zone — an area controlled by security forces
- see you later — an expression of farewell
- shock therapy — (not in technical use) any of various therapies, as insulin shock therapy or electroconvulsive therapy, that induce convulsions or unconsciousness, used for symptomatic relief in certain mental disorders.
- shockumentary — a television programme showing members of the public in shocking or violent situations
- significatory — serving to signify
- silver-y moth — a brownish noctuid moth, Plusia gamma, having a light Y-shaped marking on each forewing; it migrates in large flocks
- single-storey — (of a building) having only one floor or level
- society verse — light, graceful, entertaining poetry considered as appealing to polite society.
- soft currency — econ: fluctuating value
- solar battery — an array of solar cells, used as a source of electrical power.
- solderability — the characteristic of being solderable
- solitary wasp — any of numerous wasps, as the sand wasps or mud wasps, that do not live in a community.
- solitary wave — a localized disturbance that propagates like a wave but resembles a particle in that it does not disperse, even if it collides with other such waves.
- somatosensory — of or relating to sensations that involve parts of the body not associated with the primary sense organs.
- southeasterly — coming from the south east
- southwesterly — coming from the south west
- spectrography — a spectroscope for photographing or producing a representation of a spectrum.
- speleotherapy — a form of treatment for asthma sufferers that takes place in clinics in disused mines, in which the air is free of pollen, dust mites, and the other irritants that provoke an allergic reaction; used to reduce the risk of heart disease
- spermatophyte — any of the Spermatophyta, a primary division or group of plants comprising those that bear seeds.