18-letter words containing s, i, d, o, n
- a shot in the dark — If you describe something someone says or does as a shot in the dark or a stab in the dark, you mean they are guessing that what they say is correct or that what they do will be successful.
- able-bodied seaman — an ordinary seaman, esp one in the merchant navy, who has been trained in certain skills
- absolute magnitude — the apparent magnitude a given star would have if it were situated at a distance of 10 parsecs (32.6 light years) from the earth
- accident proneness — the unconscious tendency, thought to exist in some people, to involve themselves in a large number of accidents
- acoustic impedance — the total reaction of a medium to the transmission of sound through it, expressed as the ratio of sound pressure to particle velocity at a given point in the medium.
- address resolution — (networking) Conversion of an Internet address into the corresponding physical address (Ethernet address). This is usually done using Address Resolution Protocol. The resolver is a library routine and a set of processes which converts hostnames into Internet addresses, though this process in not usually referred to as resolution. See DNS.
- adenocarcinomatous — Of or pertaining to adenocarcinomas.
- adenosylmethionine — (biochemistry) An adenosyl derivative of methionine that is a common co-substrate involved in transmethylation.
- adverse possession — the occupation or possession of land by a person not legally entitled to it. If continued unopposed for a period specifed by law, such occupation extinguishes the title of the rightful owner
- advice and consent — a phrase in the Constitution (Article II, Section 2) allowing the Senate to restrain presidential powers of appointment and treaty-making.
- aerospace medicine — aviation medicine
- aerothermodynamics — the study of the exchange of heat between solids and gases, esp of the heating effect on aircraft flying through the air at very high speeds
- age discrimination — discrimination against older people, especially by employers
- agostino di duccio — 1415–81, Italian sculptor, noted for his carved marble panels in the interior of the Tempio Malatestiano at Rimini
- agro-industrialize — to industrialize the agriculture of: to agro-industrialize a developing nation.
- airspeed indicator — a dial that indicates the airspeed at which an aircraft is travelling
- aminosuccinic acid — aspartic acid.
- angular dispersion — a measure of the angular separation of light rays of different wavelength or color traversing a prism or diffraction grating, equal to the rate of change of the angle of deviation with respect to the change in wavelength.
- antidiscrimination — (legal) Opposing or disallowing discrimination.
- antiprostaglandins — Plural form of antiprostaglandin.
- antiscorbutic acid — vitamin C
- appellate division — the section of a court that hears appeals, sometimes existing as an intermediate court between a trial court and a court of last resort.
- associated company — a company which is largely controlled by its parent company because the latter owns anything up to 50% of the shares
- at one's wit's end — the last part or extremity, lengthwise, of anything that is longer than it is wide or broad: the end of a street; the end of a rope.
- at one's wits' end — at a loss to know how to proceed
- at/from a distance — If you are at a distance from something, or if you see it or remember it from a distance, you are a long way away from it in space or time.
- atmospheric window — wavelengths of the electromagnetic spectrum that can be transmitted through the earth's atmosphere. Atmospheric windows occur in the visible, infrared, and radio regions of the spectrum
- auditory phonetics — the branch of phonetics concerned with the perception of speech sounds by humans
- australian doubles — an unusual formation in doubles in which the server's partner is positioned on the same side of the court as the server.
- authorized version — the revised English translation of the Bible published in England in 1611 with the authorization of King James I
- autoimmune disease — a disease resulting from a disordered immune reaction in which antibodies are produced against one's own tissues, as systemic lupus erythematosus or rheumatoid arthritis.
- bartholin's glands — two small reddish-yellow glands, one on each side of the vaginal orifice, that secrete a mucous lubricating substance during sexual stimulation in females
- biodiversification — the process by which the diversity of plants or animals develops or is increased within a particular region or group of organisms.
- bird's-nest orchid — a brown parasitic Eurasian orchid, Neottia nidus-avis, whose thick fleshy roots resemble a bird's nest and contain a fungus on which the orchid feeds
- board of elections — a bipartisan board appointed usually by local authorities and charged with control of elections and voting procedure.
- board of examiners — a group of people who officially administer examinations
- bomb disposal unit — a unit of the police or armed services specializing in bomb disposal
- bottlenose dolphin — any dolphin of the genus Tursiops, esp T. truncatus, some of which have been kept in captivity and trained to perform tricks
- brazilian rosewood — a Brazilian tree, Dalbergia nigra, of the legume family.
- briquet's syndrome — somatization disorder.
- british somaliland — a former British protectorate (1884–1960) in E Africa, on the Gulf of Aden: united with Italian Somaliland in 1960 to form Somalia (or the Somali Republic); in 1991 the self-styled republic of Somaliland, covering the same area as the former British Somaliland, declared itself independent and continues to function largely as a separate entity, though without international recognition
- broadcasting house — any of a number of buildings in the UK from which the BBC broadcasts or has broadcast
- bronchocandidiasis — See under candidiasis.
- burn one's bridges — If you burn your bridges, you do something which forces you to continue with a particular course of action, and makes it impossible for you to return to an earlier situation or relationship.
- business education — education for general knowledge of business practices.
- cape breton island — an island off SE Canada, in NE Nova Scotia, separated from the mainland by the Strait of Canso: its easternmost point is Cape Breton. Pop: 132 298 (2006). Area: 10 280 sq km (3970 sq miles)
- carbonic anhydrase — an enzyme in blood cells that catalyses the decomposition of carbonic acid into carbon dioxide and water, facilitating the transport of carbon dioxide from the tissues to the lungs
- carcinoid syndrome — the systemic effects, including flushing, palpitations, diarrhea, and cramps, resulting from increased blood levels of serotonin secreted by a carcinoid.
- cassini's division — the gap that divides Saturn's rings into two parts, discovered by Giovanni Domenico Cassini (1625–1712) in 1675
- centralized school — a public school formed from the pupils and teachers of a number of discontinued smaller schools, especially in a rural district.
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