18-letter words containing c, a, t, s, i, l
- saint clare assisi — 1194–1253, Italian nun: founder of the Franciscan order of nuns.
- salem witch trials — 17th-century witchcraft case
- sampling statistic — any function of observed data, esp one used to estimate the corresponding parameter of the underlying distribution, such as the sample mean, sample variance, etc
- school certificate — (in England and Wales between 1917 and 1951 and currently in New Zealand) a certificate awarded to school pupils who pass a public examination: the equivalent of GCSE
- schwarz inequality — Also called Cauchy's inequality. the theorem that the inner product of two vectors is less than or equal to the product of the magnitudes of the vectors.
- scottish blackface — a common breed of hardy mountain sheep having horns and a black face, kept chiefly on the mainland of Scotland
- scripting language — a language that is used to write scripts, or executable sections of code that automate tasks.
- secretarial agency — a recruiting business which deals with jobs for secretaries
- secular tertiaries — of the third order, rank, stage, formation, etc.; third.
- securities analyst — an expert who advises on investment in securities such as stocks, shares and bonds
- security clearance — access to top secret information
- selective abortion — the aborting of particular embryos for medical or social reasons
- self-actualization — the achievement of one's full potential through creativity, independence, spontaneity, and a grasp of the real world.
- self-certification — statement of sick leave
- self-contemplation — the act or process of thinking about oneself or one's values, beliefs, behavior, etc.
- self-contradiction — an act or instance of contradicting oneself or itself.
- self-contradictory — an act or instance of contradicting oneself or itself.
- self-deprecatingly — in a self-deprecating manner
- self-glorification — a glorified or more splendid form of something.
- self-gratification — the act of pleasing or satisfying oneself, especially the gratifying of one's own impulses, needs, or desires.
- self-incriminating — serving to incriminate oneself or to expose oneself to prosecution: self-incriminating testimony.
- self-incrimination — the act of incriminating oneself or exposing oneself to prosecution, especially by giving evidence or testimony.
- self-instructional — pertaining to or constituting learning materials and conditions arranged so that students can proceed to learn on their own with little or no supervision.
- self-justification — the act or fact of justifying oneself, especially of offering excessive reasons, explanations, excuses, etc., for an act, thought, or the like.
- self-mortification — the inflicting of pain or privation on oneself: He was certain that self-mortification was the only road to salvation.
- self-preoccupation — the state of being preoccupied.
- self-recrimination — the act of recriminating, or countercharging: Hope gave way to recrimination with both sides claiming the moral high ground.
- self-tapping screw — a screw designed to tap its corresponding female thread as it is driven.
- sexual intercourse — genital contact, especially the insertion of the penis into the vagina followed by orgasm; coitus; copulation.
- significant symbol — a verbal or nonverbal gesture, as a word or smile, that has acquired a conventionalized meaning.
- sildenafil citrate — a white crystalline powder, C 22 H 30 N 6 O 4 S, that temporarily normalizes erectile function of the penis by blocking an enzyme known to inhibit the production of a chemical that causes erections: used in the form of a pill to treat impotence.
- silver certificate — a former paper currency first issued in 1878 by the U.S. federal government for circulation, equal to and redeemable for silver to a stated value.
- sit up like jackie — to sit bolt upright, esp cheekily
- small claims court — a special court established to handle small claims or debts, usually without the services of lawyers.
- small-claims court — a special court established to handle small claims or debts, usually without the services of lawyers.
- social environment — the environment developed by humans as contrasted with the natural environment; society as a whole, especially in its relation to the individual.
- societal marketing — marketing that takes into account society's long-term welfare
- sociotechnological — of, relating to, or signifying the combination or interaction of social and technological factors.
- soft touch sealing — Soft touch sealing is a copolymer seal for a tank, with characteristics designed for softness, used instead of a metal seal to help avoid fire when sparks are generated.
- solvent extraction — Solvent extraction is the separation of a particular substance from a mixture by dissolving that substance in a solvent that will dissolve it, but which will not dissolve any other substance in the mixture.
- special assessment — a tax levied by a local government on private property to pay the cost of local public improvements, as sidewalk construction or sewage disposal, that are of general benefit to the property taxed.
- special collection — a collection of materials segregated from a general library collection according to form, subject, age, condition, rarity, source, or value.
- special prosecutor — (formerly) an independent counsel.
- special relativity — the state or fact of being relative.
- specialist teacher — a teacher with expertise in working with children with special educational needs, such as dyslexia
- spectroheliography — the process of obtaining an image of the sun in light of a particular wavelength, such as calcium or hydrogen, showing the distribution of the element over the surface and in the solar atmosphere, using a spectroheliograph
- spectropolarimeter — an instrument for determining the extent to which plane-polarized light of various wavelengths is rotated by certain solutions, consisting of a combination of a spectroscope and a polarimeter.
- spectropolariscope — an instrument combining the functions of a spectroscope with those of a polariscope.
- spherical geometry — the branch of geometry that deals with figures on spherical surfaces.
- spherical triangle — a triangle formed by arcs of great circles of a sphere.