17-letter words containing c, o, e, n, d, u
- nuclear radiation — Physics. radiation in the form of elementary particles emitted by an atomic nucleus, as alpha rays or gamma rays, produced by decay of radioactive substances or by nuclear fission.
- nuclear threshold — the point in war at which a combatant brings nuclear weapons into use
- nursery education — education provided at a school for young children, usually from three to five years old
- on second thought — Often, second thoughts. reservation about a previous action, position, decision, judgment, or the like: He had second thoughts about his decision.
- performance drugs — the drugs that are taken illegally by athletes to enhance their sporting performance
- periodic function — a function of a real or complex variable that is periodic.
- potassium cyanide — a white, granular, water-soluble, poisonous powder, KCN, having a faint almondlike odor, used chiefly in metallurgy and photography.
- prescription drug — medication available only on doctor's instruction
- primary education — junior, elementary schooling
- private education — education provided by a private individual or organization, rather than by the state or a public body
- product placement — Product placement is a form of advertising in which a company has its product placed where it can be clearly seen during a film or television programme.
- production number — a specialty number or routine, usually performed by the entire cast consisting of musicians, singers, dancers, stars, etc., of a musical comedy, vaudeville show, or the like.
- production system — (programming) A production system consists of a collection of productions (rules), a working memory of facts and an algorithm, known as forward chaining, for producing new facts from old. A rule becomes eligible to "fire" when its conditions match some set of elements currently in working memory. A conflict resolution strategy determines which of several eligible rules (the conflict set) fires next. A condition is a list of symbols which represent constants, which must be matched exactly; variables which bind to the thing they match and "<> symbol" which matches a field not equal to symbol. Example production systems are OPS5, CLIPS, flex.
- production values — the quality of a media production (such as a film) in regards to elements such as colours, quality, style, etc
- pseudo-humanistic — a person having a strong interest in or concern for human welfare, values, and dignity.
- pseudo-scientific — any of various methods, theories, or systems, as astrology, psychokinesis, or clairvoyance, considered as having no scientific basis.
- psychoeducational — designating or of psychological methods, as intelligence tests, used in evaluating learning ability
- pyroligneous acid — a yellowish, acidic, water-soluble liquid, containing about 10 percent acetic acid, obtained by the destructive distillation of wood: used for smoking meats.
- quattuordecillion — a cardinal number represented in the U.S. by 1 followed by 45 zeros, and in Great Britain by 1 followed by 84 zeros.
- quick on the draw — having fast reflexes
- radioluminescence — luminescence induced by nuclear radiation.
- recreation ground — an open space for public recreation, esp one in a town, with swings and slides, etc, for children
- recreational drug — drug taken for pleasure
- reduce to silence — If someone or something reduces you to silence, they make you feel so upset or confused that you cannot speak.
- reduction formula — a formula, such as sin (90° ± A) = cos A, expressing the values of a trigonometric function of any angle greater than 90° in terms of a function of an acute angle
- road-fund licence — a licence showing that the tax payable in respect of a motor vehicle has been paid
- round-trip ticket — a ticket entitling a passenger to travel to his or her destination and back again
- second lieutenant — an Army, Air Force, or Marine officer of the lowest commissioned rank. Compare ensign (def 4).
- secondary product — a product that is not the main product of an industry; a by-product
- secondary quality — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
- self-introduction — the act of introducing or the state of being introduced.
- self-reproduction — the act or process of reproducing.
- shouting distance — hailing distance.
- socially included — benefiting from social inclusion
- sound effects man — a man who produces sounds artificially or reproduces them from a recording, etc, to create a theatrical effect, such as the bringing together of two halves of a hollow coconut shell to simulate a horse's gallop. Such sound effects are used in plays, films, etc
- sound spectrogram — a graphic representation, produced by a sound spectrograph, of the frequency, intensity, duration, and variation with time of the resonance of a sound or series of sounds.
- special education — education that is modified or particularized for those with singular needs, as disabled or maladjusted people, slow learners, or gifted children.
- stand-up comedian — performer: tells jokes
- stannous chloride — a white, crystalline, water-soluble solid, SnCl 2 ⋅2H 2 O, used chiefly as a reducing and tinning agent, and as a mordant in dyeing with cochineal.
- sulfonyl chloride — a colorless liquid, SO 2 Cl 2 , having a very pungent odor and corrosive to the skin and mucous membranes: used as a chlorinating or sulfonating agent.
- sunday observance — the fact of keeping Sunday as a special day when people go to church
- superaerodynamics — the branch of aerodynamics that deals with gases at very low densities.
- superconductivity — the phenomenon of almost perfect conductivity shown by certain substances at temperatures approaching absolute zero. The recent discovery of materials that are superconductive at temperatures hundreds of degrees above absolute zero raises the possibility of revolutionary developments in the production and transmission of electrical energy.
- supreme commander — the military officer commanding all allied forces in a theater of war.
- surface condenser — a device condensing steam or vapor by passing it over a cool surface.
- synchronous speed — the speed at which an alternating-current machine must operate to generate electromotive force at a given frequency.
- take into custody — to arrest
- teacher education — training to become a teacher, usually at an institution of higher education
- thousandths-place — last in order of a series of a thousand.
- thread escutcheon — a raised metal rim around a keyhole.