17-letter words containing l, a, p, s, u, c
- pseudepigraphical — certain writings (other than the canonical books and the Apocrypha) professing to be Biblical in character.
- pseudo-biological — pertaining to biology.
- pseudo-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- pseudo-moralistic — a person who teaches or inculcates morality.
- psychoeducational — designating or of psychological methods, as intelligence tests, used in evaluating learning ability
- public assistance — government aid to the poor, disabled, or aged or to dependent children, as financial assistance or food stamps.
- purple of cassius — a purple pigment precipitated as a sol by the interaction of gold chloride and a solution of stannic acid and stannous chloride: used chiefly in the manufacture of ruby glass, ceramic glazes, and enamels.
- purple shore crab — any of numerous crabs that live along the shoreline between the tidemarks, as Hemigrapsus nudus (purple shore crab) of the Pacific coast of North America.
- 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.
- school playground — school's outdoor recreation area
- scrophulariaceous — belonging to the Scrophulariaceae, the figwort family of plants.
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- septicemic plague — an especially dangerous form of plague in which the infecting organisms invade the bloodstream. Compare plague (def 2).
- sexual preference — Someone's sexual preference is the same as their sexual orientation.
- shuttle diplomacy — diplomatic negotiations carried out by a mediator who travels back and forth between the negotiating parties.
- spatial frequency — the measure of fine detail in an optical image in terms of cycles per millimetre
- special education — education that is modified or particularized for those with singular needs, as disabled or maladjusted people, slow learners, or gifted children.
- spectrum analyser — an instrument that splits an input waveform into its frequency components, which are then displayed
- spectrum analysis — the determination of the constitution or condition of bodies and substances by means of the spectra they produce.
- 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.
- supercolumniation — the placing of one order of columns above another.
- tactile corpuscle — an oval sense organ made of flattened cells and encapsulated nerve endings, occurring in hairless skin, as the tips of the fingers and toes, and functioning as a touch receptor.
- technical support — an advising and troubleshooting service provided by a manufacturer, typically a software or hardware developer, to its customers, often online or on the telephone.
- thousandths-place — last in order of a series of a thousand.
- uncompassionately — having or showing compassion: a compassionate person; a compassionate letter.
- unpredictableness — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- unsympathetically — in a manner that is not characterized by feeling or showing sympathy
- utopian socialism — (sometimes initial capital letter) an economic system based on the premise that if capital voluntarily surrendered its ownership of the means of production to the state or the workers, unemployment and poverty would be abolished.
- varix lymphaticus — a similar condition affecting an artery or lymphatic vessel
- walleye surfperch — a common black and silvery surfperch (Hyperprosopon argenteum) found off the coast of California