19-letter words containing s, e, l, o
- senatorial district — one of a fixed number of districts into which a state of the U.S. is divided, each electing one member to the state senate.
- sentential function — an expression that contains one or more variables and becomes meaningful when suitable constant terms are substituted for them.
- sessional indemnity — the remuneration paid to a member of the Canadian parliament.
- set out one's stall — to make the necessary arrangements for the achievement of something and show that one is determined to achieve it
- set/put the seal on — If something sets or puts the seal on something, it makes it definite or confirms how it is going to be.
- seven hills of rome — the hills on which the ancient city of Rome was built: the Palatine, Capitoline, Quirinal, Caelian, Aventine, Esquiline, and Viminal
- sexual inter-course — genital contact, especially the insertion of the penis into the vagina followed by orgasm; coitus; copulation.
- sexual reproduction — reproduction involving the union of gametes.
- sexual stereotyping — the formation or promotion of a fixed general idea or image of how men and women will behave
- sharp-focus realism — photorealism.
- sharp-tailed grouse — a grouse, Pedioecetes phasianellus, of prairies and open forests of western North America, similar in size to the prairie chicken but with a more pointed tail.
- sheet flood erosion — Geology. erosion by sheets of running water, rather than by streams.
- shopping facilities — shops or other retail services
- short-tail business — Short-tail business is insurance business where it is known that claims will be made and settled quickly.
- shovelnose sturgeon — a small sturgeon, Scaphirhynchus platorhynchus, of the Mississippi River, having a broad, flat snout.
- siberian wallflower — a North American plant, Erysimum asperum, of the mustard family, having orange-yellow flowers.
- sidereal hour angle — the angle, measured westward through 360°, between the hour circle passing through the vernal equinox and the hour circle of a celestial body.
- silk-screen process — Also called silkscreen process. a printmaking technique in which a mesh cloth is stretched over a heavy wooden frame and the design, painted on the screen by tusche or affixed by stencil, is printed by having a squeegee force color through the pores of the material in areas not blocked out by a glue sizing.
- simple carbohydrate — a carbohydrate, as glucose, that consists of a single monosaccharide unit.
- simple closed curve — a curve that is closed and that has no loops or points missing; a curve for which there exists a homeomorphism mapping it to a circle.
- single edge contact — (hardware) (SEC) The type of cartridge in which a Pentium II is packaged.
- single-cell protein — a protein produced or derived from the culture of a single-celled organism, used as a food supplement or substitute. Abbreviation: SCP.
- slate-colored junco — the eastern subspecies of the dark-eyed junco, Junco hyemalis, having grayer plumage than the several western subspecies.
- sleepy hollow chair — an armchair of the mid-19th century, sometimes on rockers, having a single piece forming a high upholstered back and a concave upholstered seat.
- slip someone's mind — to move, flow, pass, or go smoothly or easily; glide; slide: Water slips off a smooth surface.
- so what else is new — not surprised
- social intelligence — the ability to form rewarding relationships with other people
- social security act — a law passed in 1935 providing old-age retirement insurance, a federal-state program of unemployment compensation, and federal grants for state welfare programs.
- socialized medicine — any of various systems to provide the entire population with complete medical care through government subsidization and regularization of medical and health services.
- sodium hydrosulfite — a white, crystalline, water-soluble powder, Na 2 S 2 O 4 , used as a reducing agent, especially in dyeing, and as a bleach.
- sodium hypochlorite — a pale-green, crystalline compound, NaOCl, unstable in air, soluble in cold water, decomposes in hot water: used as a bleaching agent for paper and textiles, in water purification, in household use, and as a fungicide.
- sodium metasilicate — a white, granular sodium silicate, Na 2 SiO 3 , soluble in water: used in detergents and in bleaching and cleaning products.
- sodium thiosulphate — a white soluble substance used, in the pentahydrate form, in photography as a fixer to dissolve unchanged silver halides and also to remove excess chlorine from chlorinated water. Formula: Na2S2O3
- soft-shelled turtle — any of numerous aquatic turtles of the family Trionychidae, inhabiting North America, Asia, and Africa, having the shell covered with flexible, leathery skin instead of horny plates.
- solar neutrino unit — Astronomy. a unit equal to 10 −36 neutrino captures per second per target atom, used as a measure of the flux of neutrino radiation from the sun. Abbreviation: SNU.
- solid of revolution — a three-dimensional figure formed by revolving a plane area about a given axis.
- solid-state physics — the branch of physics that deals with the macroscopic physical properties of matter, especially solids; the study of the electromagnetic, structural, and thermodynamic properties of solids.
- southern crab apple — a tree, Malus angustifolia, of the eastern U.S., having oblong leaves, fragrant, pink or rose-colored flowers, and small, round, yellow-green fruit.
- soviet central asia — the region of the former Soviet Union now occupied by Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, and Uzbekistan
- sow one's wild oats — any uncultivated species of Avena, especially a common weedy grass, A. fatua, resembling the cultivated oat.
- spaghetti bolognese — Italian dish of pasta and tomato sauce
- specular reflection — Specular reflection is reflection of heat or light in which the angles of different parts of the surface are important.
- speculative fiction — a broad literary genre encompassing any fiction with supernatural, fantastical, or futuristic elements
- sphere of influence — any area in which one nation wields dominant power over another or others.
- spherical astronomy — the branch of astronomy dealing with the determination of the positions of celestial bodies on the celestial sphere.
- splinterproof glass — glass that is designed not to form sharp splinters should it be shattered
- split-second timing — timing that depends on minute precision
- spread oneself thin — to draw, stretch, or open out, especially over a flat surface, as something rolled or folded (often followed by out).
- sql module language — A language used to interface other languages (Ada, C, COBOL) to SQL-based DBMSes. It is an ANSI standard. Version: Ada/SAME by Informix.
- squamous epithelium — epithelium consisting of one or more layers of scalelike cells.