15-letter words containing a, c, u, d
- round character — a character in fiction whose personality, background, motives, and other features are fully delineated by the author.
- rusty blackbird — a North American blackbird, Euphagus carolinus, the male of which has plumage that is uniformly bluish-black in the spring and rusty-edged in the fall.
- sacred mushroom — any of various hallucinogenic mushrooms, esp species of Psilocybe and Amanita, that have been eaten in rituals in various parts of the world
- sale of produce — the selling of something that is produced, esp agricultural products
- sandwich course — A sandwich course is an educational course in which you have periods of study between periods of being at work.
- sb's trump card — Your trump card is something powerful that you can use or do, which gives you an advantage over someone.
- scheduled caste — (in India) the official name given to the lower castes that are now protected by the government and offered special concessions.
- sclerodermatous — Zoology. covered with a hardened tissue, as scales.
- scrounge around — to borrow (a small amount or item) with no intention of repaying or returning it: to scrounge a cigarette.
- sebaceous gland — any of the cutaneous glands that secrete oily matter for lubricating hair and skin.
- second language — a language learned by a person after his or her native language, especially as a resident of an area where it is in general use.
- secondary cause — a cause which is not the primary or ultimate cause
- secondary group — a group of people with whom one's contacts are detached and impersonal.
- securicor guard — a guard who works for Securicor
- security thread — a colored thread running through the paper of a piece of paper money, used to deter counterfeiting.
- self-inductance — inductance inducing an electromotive force in the same circuit in which the motivating change of current occurs, equal to the number of flux linkages per unit of current.
- self-inoculated — to implant (a disease agent or antigen) in a person, animal, or plant to produce a disease for study or to stimulate disease resistance.
- semidocumentary — a film or television programme that is fictional but includes many factual events or details
- seven-card stud — a variety of poker in which each player is dealt one card face down in each of the first two rounds, one card face up in each of the next four rounds, and one card face down in the last round, each of the last five rounds being followed by a betting interval. Compare stud poker (def 1).
- shoulder charge — an instance of a player charging into another so that there is contact between their shoulders (permissible in some circumstances)
- sled cultivator — go-devil (def 5).
- sodium chlorate — a colorless, water-soluble solid, NaClO 3 , cool and salty to the taste, used chiefly in the manufacture of explosives and matches, as a textile mordant, and as an oxidizing and bleaching agent.
- sodium citrates — the sodium salts of citric acid (monosodium citrate, disodium citrate, trisodium citrate)
- sodium silicate — a substance having the general formula, Na2O.xSiO2, where x varies between 3 and 5, existing as an amorphous powder or present in a usually viscous aqueous solution
- special student — a student who is not seeking a degree but enrols in a course, esp to gain academic credits
- stand-up comedy — telling jokes to an audience
- standard clause — a clause which is inserted as standard into certain types of contracts or agreements
- stannic sulfide — a yellowish or brownish, water-insoluble powder, SnS 2 , usually used suspended in lacquer or varnish for gilding and bronzing metals, wood, paper, etc.; mosaic gold.
- state education — education provided by the state; education which is not private
- student teacher — a student who is studying to be a teacher and who, as part of the training, observes classroom instruction or does closely supervised teaching in an elementary or secondary school.
- studio audience — spectators on a TV set
- subject heading — a title or heading of a category, esp in a bibliography or index
- subsidiary cell — Immunology. any of various cells of the immune system that work with T or B cells to initiate a specific immune response.
- subsidiary coin — a coin, especially one made of silver, having a value less than that of the monetary unit.
- suck it and see — to try something to find out what it is, what it is like, or how it works
- suicide attempt — bid to kill oneself
- suicide machine — a device designed to permit a terminally ill person to commit suicide, as by the automatic injection of a lethal drug.
- sulfanilic acid — a grayish-white, crystalline, slightly water-soluble solid, the para form of C 6 H 7 NO 3 S, used chiefly as an intermediate in the manufacture of dyes.
- sulphurous acid — an unstable acid produced when sulphur dioxide dissolves in water: used as a preservative for food and a bleaching agent. Formula: H2SO3
- summa cum laude — with highest praise: used in diplomas to grant the highest of three special honors for grades above the average.
- surface density — quantity, as of electric charge, per unit surface area.
- surface-ripened — (of cheese) ripened on the surface by molds or other microorganisms.
- surgical needle — a needle for suturing.
- talcum (powder) — a powder for the body and face made of powdered, purified talc, usually perfumed
- tandem-compound — (of a compound engine or turbine) having high-pressure and low-pressure units in tandem.
- target audience — the target audience of a programme is the group of people that the programme-makers are trying to persuade to watch or listen to it
- the midas touch — ability to make money
- tobacco budworm — the larva of a noctuid moth, Heliothis virescens, that damages the buds and young leaves of tobacco.
- trading account — an account similar to a traditional bank account, holding cash and securities, and administered by an investment dealer
- treacle mustard — a N temperate cruciferous annual plant, Erysimum cheiranthoides, having small yellow flowers. It is a common weed in cultivated ground