17-letter words containing a, p, u, n, t
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- separating funnel — a large funnel having a tap in its output tube, used to separate immiscible liquids
- shetland pullover — a thick woollen sweater made from Shetland wool
- sleeping quarters — the rooms where people sleep in a large building or complex or on a boat etc
- sodium propionate — a transparent, crystalline, water-soluble powder, C 3 H 5 NaO 2 , used in foodstuffs to prevent mold growth, and in medicine as a fungicide.
- 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.
- south sea company — a British joint stock company that traded in South America in the 18th century. The South Sea Company took over the national debt in return for a monopoly of trade with the South Seas, causing feverish speculation in their stocks, and a financial crash in 1720 (the South Sea Bubble)
- southampton water — an inlet of the English Channel in S England
- southern sporades — a group of Greek islands in the Aegean, including the Dodecanese, lying off the SW coast of Turkey
- spatial frequency — the measure of fine detail in an optical image in terms of cycles per millimetre
- spatial summation — the act or process of summing.
- special education — education that is modified or particularized for those with singular needs, as disabled or maladjusted people, slow learners, or gifted children.
- spectrum analyser — an instrument that splits an input waveform into its frequency components, which are then displayed
- spectrum analysis — the determination of the constitution or condition of bodies and substances by means of the spectra they produce.
- sperrin mountains — a mountain range in NW Northern Ireland
- spiritual healing — faith healing
- spot announcement — a brief radio or television announcement, usually an advertisement, made by an individual station during or after a network program.
- spot-illustration — a rounded mark or stain made by foreign matter, as mud, blood, paint, ink, etc.; a blot or speck.
- stand-up comedian — performer: tells jokes
- storm in a teacup — a violent fuss or disturbance over a trivial matter
- subscription rate — the price charged for a subscription
- sunday supplement — a special section incorporated in the Sunday editions of many newspapers, often containing features on books, celebrities, home entertainment, gardening, and the like.
- super-nationalism — an extreme or fanatical loyalty or devotion to a nation.
- superalimentation — nourishment; nutrition.
- supercolumniation — the placing of one order of columns above another.
- supernova remnant — an expanding shell of gas, with accompanying strong radio and x-ray emissions, produced by a supernova.
- superregeneration — regeneration in which a signal is alternately amplified and quenched at a frequency slightly above the audible range to achieve high sensitivity with a single tube.
- supply management — business purchasing
- support mechanism — any formal system or method of providing support or assistance
- supra-nationalism — outside or beyond the authority of one national government, as a project or policy that is planned and controlled by a group of nations.
- take upon oneself — to take the responsibility for; accept as a charge
- technical support — an advising and troubleshooting service provided by a manufacturer, typically a software or hardware developer, to its customers, often online or on the telephone.
- temporary account — A temporary account is an account which is closed out at the end of the year.
- temporomandibular — of, relating to, or situated near the hinge joint formed by the lower jaw and the temporal bone of the skull.
- the night's a pup — it's early yet
- therapeutic index — the ratio between the dosage of a drug that causes a lethal effect and the dosage that causes a therapeutic effect.
- thermal pollution — a rise in the temperature of rivers or lakes that is injurious to water-dwelling life and is caused by the disposal of heated industrial waste water or water from the cooling towers of nuclear power plants.
- thiopental sodium — a barbiturate, C 11 H 18 N 2 NaO 2 S, used as an anesthetic in surgery and, in psychiatry, for narcoanalysis and to stimulate recall of past events.
- thousandths-place — last in order of a series of a thousand.
- trapdoor function — a function defined from data by means of a mathematical procedure in such a way that it is easy to obtain the function when the data are known, but when the procedure and data are not known it becomes very difficult to determine the original data: used in cryptography, where the data are the characters of the plain text, or message, and the trapdoor function is the cryptogram.
- uncompassionately — having or showing compassion: a compassionate person; a compassionate letter.
- unconformity trap — An unconformity trap is a hydrocarbon trap where the closure is made by an unconformity (= a formation of rock layers which represents a gap in the geological record).
- uncooperativeness — working or acting together willingly for a common purpose or benefit.
- undercompensation — to compensate or pay less than is fair, customary, or expected.
- unemployment rate — percentage of population without jobs
- unify corporation — (company) Developers of the Unify relational database. At one time, before Sybase, they were a competitor of Oracle, et al.
- unpredictableness — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- unproportionately — proportioned; being in due proportion; proportional.
- unsympathetically — in a manner that is not characterized by feeling or showing sympathy
- up/raise the ante — If you up the ante or raise the ante, you increase your demands when you are in dispute or fighting for something.