15-letter words containing p, a, s, e
- speckle pattern — the visual appearance of a star as viewed through a large telescope, with irregularities caused by the distorting effect of local turbulence in the earth's atmosphere.
- spectator sport — any sport that can be watched by spectators, as football or basketball, usually for a fee.
- spectral series — a series of lines in the spectrum of light emitted by excited atoms of an element, each line being related to the others in the series by a simple numerical equation and identified with a particular energy level of an atom of the element.
- spectrochemical — of, relating to, or utilizing the techniques of spectrochemistry.
- speech training — training designed to improve spoken skills, such as voice projection
- speed indicator — an instrument for counting the number of revolutions of a gasoline engine.
- spell a paddock — to give a field a rest period by letting it lie fallow
- spermatoblastic — relating to a spermatoblast
- spermatogenesis — the origin and development of spermatozoa.
- sphaerosiderite — a type of siderite
- spherical angle — an angle formed by arcs of great circles of a sphere.
- spheroidization — the conversion of grains into spheroids
- spill the beans — the edible nutritious seed of various plants of the legume family, especially of the genus Phaseolus.
- spiral notebook — a notebook held together by a coil of wire passed through small holes punched at the back edge of the covers and individual pages
- spirochaetaemia — the presence of spirochaetes in the blood
- splanchnopleure — the double layer formed by the association of the lower layer of the lateral plate of mesoderm with the underlying entoderm, which develops into the embryonic viscera.
- spontaneousness — coming or resulting from a natural impulse or tendency; without effort or premeditation; natural and unconstrained; unplanned: a spontaneous burst of applause.
- sport one's oak — to shut this door as a sign one does not want visitors
- sporting chance — an even or fair opportunity for a favorable outcome in an enterprise, as winning in a game of chance or in any kind of contest: They gave the less experienced players a sporting chance by handicapping the experts.
- spotted cowbane — a North American water hemlock, Cicuta maculata, of the parsley family, having a purple-mottled stem, white flowers, and deadly poisonous, tuberlike roots.
- spraddle-legged — moving with or having the legs wide apart: a spraddle-legged walk.
- spread sampling — the selection of a corpus for statistical analysis by selecting a number of short passages at random throughout the work and considering their aggregation
- spread the word — make others aware
- spread-eagleism — boastfulness or bombast, especially in the display of patriotic or nationalistic pride in the U.S.; flag-waving.
- spring mattress — a mattress containing an arrangement of spiral springs
- spring-cleaning — a complete cleaning of a place, as a home, done traditionally in the spring of the year.
- sprinkler dance — a celebratory dance in which participants extend one arm and shake it to imitate the action of a rotating water sprinkler
- stand-up comedy — telling jokes to an audience
- static pressure — the pressure exerted by a fluid that is not moving or flowing.
- steak au poivre — pepper steak (def 2).
- steamed pudding — a traditional pudding containing fat, sugar, eggs, flour, and other ingredients, which is steamed
- step on the gas — accelerate, drive faster
- step-and-repeat — noting or pertaining to a process by which successive photo-offset plates are produced automatically or semiautomatically with great precision: used especially in making plates for multicolor printing.
- stephen hawking — Stephen William, born 1942, English mathematician and theoretical physicist.
- stereotypically — in a stereotypical manner
- stirrup leather — the strap that holds the stirrup of a saddle.
- straining piece — (in a queen-post roof) a horizontal beam uniting the tops of the two queen posts, and resisting the thrust of the roof.
- strephosymbolia — a condition of perceiving objects as their mirror image and, specifically, having difficulty in distinguishing letters in words
- streptobacillus — any of various bacilli that form in chains.
- stretch a point — a sharp or tapering end, as of a dagger.
- stretcher party — a group of stretcher bearers and the stretchers they are carrying
- strike pay dirt — to achieve one's objective
- subperiosteally — 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.
- subprofessional — being below professional standards: subprofessional health care.
- substratosphere — the upper troposphere.
- suicide attempt — bid to kill oneself
- sulphinpyrazone — a uricosuric drug with molecular formula C23H20N2O3S, used in the treatment of chronic gout
- super-sexuality — sexual character; possession of the structural and functional traits of sex.
- superabundantly — very or too abundantly
- superbureaucrat — an important or highly powerful bureaucrat