17-letter words containing u, p, r, i, s
- push-pull circuit — a circuit using two similar electronic devices, such as matched valves, made to operate 180° out of phase with each other
- pyroligneous acid — a yellowish, acidic, water-soluble liquid, containing about 10 percent acetic acid, obtained by the destructive distillation of wood: used for smoking meats.
- pyrosulfuric acid — a strong, crystalline acid, H2S2O7, prepared commercially as a heavy, oily, fuming liquid: used in making explosives and dyes, as a sulfating agent, etc.
- quality newspaper — a more serious newspaper which gives detailed accounts of world events, as well as reports on business, culture, and society
- quasiexperimental — (medicine) Describing a trial in which the assignment to a group is based upon an experimental condition.
- reported question — A reported question is a question which is reported using a clause beginning with a word such as 'why' or 'whether', as in 'I asked her why she'd done it'.
- res ipsa loquitur — the rule that an injury is due to the defendant's negligence when that which caused it was under his or her control or management and the injury would not have happened had proper management been observed.
- rescue operations — operations or organized procedures to bring people or a person out of danger, attack, harm, etc
- rhodope mountains — a mountain range in SE Europe, in the Balkan Peninsula extending along the border between Bulgaria and Greece. Highest peak: Golyam Perelik (Bulgaria), 2191 m (7188 ft)
- rocket propulsion — propulsion of an object by thrust developed by a rocket.
- rubber-base paint — latex paint.
- safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
- schematic capture — The process of entering the logical design of an electronic circuit into a CAE system by creating a schematic representation of components and interconnections.
- scrophulariaceous — belonging to the Scrophulariaceae, the figwort family of plants.
- self-perpetuating — continuing oneself in office, rank, etc., beyond the normal limit.
- self-priming pump — A self-priming pump is a pump that will clear its passages of air and start pumping.
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- self-reproduction — the act or process of reproducing.
- sensitivity group — a group of persons participating in sensitivity training.
- separating funnel — a large funnel having a tap in its output tube, used to separate immiscible liquids
- sexual dimorphism — the condition in which the males and females in a species are morphologically different, as with many birds.
- shipping industry — the industry concerned with transporting freight, esp by ship
- sleeping quarters — the rooms where people sleep in a large building or complex or on a boat etc
- sodium propionate — a transparent, crystalline, water-soluble powder, C 3 H 5 NaO 2 , used in foodstuffs to prevent mold growth, and in medicine as a fungicide.
- sodium pyroborate — borax1 .
- sodium-vapor lamp — an electric lamp in which sodium vapor is activated by current passing between two electrodes, producing a yellow, glareless light: used on streets and highways.
- spatial frequency — the measure of fine detail in an optical image in terms of cycles per millimetre
- spectrum analysis — the determination of the constitution or condition of bodies and substances by means of the spectra they produce.
- spectrum disorder — any of a group of disorders each having symptoms that occur on a continuum and certain features that are shared along its spectrum but that manifest in markedly different forms and degrees. See also autism spectrum disorder.
- sperrin mountains — a mountain range in NW Northern Ireland
- spiritual bouquet — the spiritual presentation of a good work to another person.
- spiritual healing — faith healing
- spiritus frumenti — whiskey.
- spot-illustration — a rounded mark or stain made by foreign matter, as mud, blood, paint, ink, etc.; a blot or speck.
- spread your wings — if you spread your wings, you do something new and rather difficult or move to a new place, because you feel more confident in your abilities than you used to and you want to gain wider experience
- spruce gall aphid — any of various homopterous insects of the family Adelgidae, as Adelges abietis (spruce gall aphid) and Pineus pinifoliae (pine leaf aphid) that feed and form galls on conifers.
- stir one's stumps — to move or become active
- storm in a teacup — a violent fuss or disturbance over a trivial matter
- strike-slip fault — a geological fault on which the movement is along the strike of the fault
- subjective spirit — spirit, insofar as it falls short of the attainments of objective spirit.
- subscription rate — the price charged for a subscription
- super-nationalism — an extreme or fanatical loyalty or devotion to a nation.
- super-terrestrial — pertaining to, consisting of, or representing the earth as distinct from other planets.
- superaerodynamics — the branch of aerodynamics that deals with gases at very low densities.
- superalimentation — nourishment; nutrition.
- supercolumniation — the placing of one order of columns above another.
- superconductivity — the phenomenon of almost perfect conductivity shown by certain substances at temperatures approaching absolute zero. The recent discovery of materials that are superconductive at temperatures hundreds of degrees above absolute zero raises the possibility of revolutionary developments in the production and transmission of electrical energy.
- supermassive star — Astronomy. a star with a mass more than fifty times the mass of the sun.
- superregeneration — regeneration in which a signal is alternately amplified and quenched at a frequency slightly above the audible range to achieve high sensitivity with a single tube.
- superstitiousness — of the nature of, characterized by, or proceeding from superstition: superstitious fears.