19-letter words containing l, i, s, t, c
- 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 calculus — the branch of symbolic logic dealing with the logical relationships between statements insofar as they can be analyzed into conjunctions, disjunctions, and negations of more elementary statements.
- sentential function — an expression that contains one or more variables and becomes meaningful when suitable constant terms are substituted for them.
- sequential scanning — a system of scanning a television picture along the lines in numerical sequence
- 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.
- shopping facilities — shops or other retail services
- simple carbohydrate — a carbohydrate, as glucose, that consists of a single monosaccharide unit.
- 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.
- sissinghurst castle — a restored Elizabethan mansion near Cranbrook in Kent: noted for the gardens laid out in the 1930s by Victoria Sackville-West and Harold Nicolson
- slugging percentage — a number expressing a player's average effectiveness in making extra-base hits, calculated by dividing the total number of bases (from all singles, doubles, triples, and home runs) by the number of official at bats
- social anthropology — study of human culture
- social intelligence — the ability to form rewarding relationships with other people
- social organization — the structure of social relations within a group, usually the relations between its subgroups and institutions.
- 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.
- 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.
- 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.
- soviet central asia — the region of the former Soviet Union now occupied by Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, and Uzbekistan
- special partnership — limited partnership.
- specialized subject — a school or university subject that concentrates on a particular field of knowledge
- 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
- spherical astronomy — the branch of astronomy dealing with the determination of the positions of celestial bodies on the celestial sphere.
- split-second timing — timing that depends on minute precision
- steamroller tactics — repressive tactics
- sternocleidomastoid — of, relating to, or involving the sternum, the clavicle, and the mastoid process.
- stick to one's last — a wooden or metal form in the shape of the human foot on which boots or shoes are shaped or repaired.
- stochastic variable — a random variable.
- structural engineer — A structural engineer is an engineer who works on large structures such as roads, bridges, and large buildings.
- subjective idealism — a doctrine that the world has no existence independent of sensations or ideas.
- subnuclear particle — any of the elementary particles, including those that do not exist in stable matter but appear as a result of high-energy collisions of other particles or nuclei.
- supercritical fluid — A supercritical fluid is a fluid at a temperature and pressure at which there is no difference between liquid and gas.
- superiority complex — an exaggerated feeling of one's own superiority.
- swallow-tailed coat — tail coat.
- sweetheart neckline — a neckline on a woman's garment, as a dress, with a high back and a low-cut front with two curved edges resembling the conventionalized shape of a heart.
- switchblade (knife) — a large jackknife that snaps open when a release button on the handle is pressed
- teaching fellowship — a fellowship providing a student in a graduate school with free tuition and expenses and stipulating that the student assume some teaching duties in return.
- technical institute — a higher-education institution
- telescopic umbrella — an umbrella having parts that telescope
- term life insurance — life insurance for which premiums are paid over a limited time and that covers a specific term, the face value payable only if death occurs within that term.
- the compassion club — (in Canada) a nonprofit organization that provides uncontaminated cannabis for medical purposes and natural therapies in a safe environment
- the middle distance — an unspecified point in the distance
- the social register — a directory, now published annually, of the families who are considered to form the country's social élite
- theological virtues — one of the three graces: faith, hope, or charity, infused into the human intellect and will by a special grace of God.
- theoretical physics — abstract use of physics
- to cast a/its spell — If something or someone casts their spell on you or casts a spell on you, you are fascinated or charmed by them.
- to click your heels — If someone such as a soldier clicks their heels, they make a sound by knocking the heels of their shoes together when saluting or greeting someone.
- to lick your wounds — If you say that someone is licking their wounds, you mean that they are recovering after being defeated or made to feel ashamed or unhappy.