18-letter words containing a, s, t, r, d, l
- absolute threshold — the minimum intensity of a stimulus at which it can just be perceived
- 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.
- adjustable spanner — a tool with adjustable jaws used for turning bolts, etc
- administrative law — law relating to the control of government power
- aggravated assault — an offence in which a person attacks someone physically, made more serious by its violent circumstances
- agro-industrialize — to industrialize the agriculture of: to agro-industrialize a developing nation.
- aids-related virus — a variant of the AIDS virus. Abbreviation: ARV.
- albrecht waldstein — Albrecht von [German ahl-brekht fuh n] /German ˈɑl brɛxt fən/ (Show IPA), Wallenstein, Albrecht Wenzel Eusebius von.
- andrew file system — (operating system, storage) (AFS) The distributed file system of the Andrew Project, adopted by the OSF as part of their Distributed Computing Environment.
- antiprostaglandins — Plural form of antiprostaglandin.
- aphrodite of melos — a Greek statue of Venus in marble, c200 b.c., found in 1820 on Melos and now in the Louvre, Paris.
- apparent solar day — the period of time between two successive passages of the sun's center across the same meridian.
- arsenic trisulfide — a yellow or red crystalline substance, As 2 S 3 , occurring in nature as the mineral orpiment, and used as a pigment (king's yellow) and in pyrotechnics.
- asciibetical order — (jargon, programming) /as'kee-be'-t*-kl or'dr/ Used to indicate that data is sorted in ASCII collated order rather than alphabetical order. The main difference is that, in ASCII, all the upper case letters come before any of the lower case letters so, e.g., "Z" comes before "a".
- 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.
- ballistocardiogram — a tracing made by a ballistocardiograph
- banded rattlesnake — timber rattlesnake.
- 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
- basket-handle arch — an arch having a symmetrical form drawn from an odd number of radii in excess of one, which increase in length from the springing toward the center.
- battleground-state — a state of the U.S. in which the Democratic and Republican candidates both have a good chance of winning and that is considered key to the outcome of a presidential election: the swing states of Ohio and Indiana.
- black-necked stork — a large Australian stork, Xenorhyncus asiaticus, having a white plumage, dark green back and tail, and red legs
- board of elections — a bipartisan board appointed usually by local authorities and charged with control of elections and voting procedure.
- 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
- building materials — materials such as bricks, cement, timber, etc
- butler's sideboard — a sideboard, often with a fall front, having on its top a china cabinet with glazed doors.
- 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)
- centralized school — a public school formed from the pupils and teachers of a number of discontinued smaller schools, especially in a rural district.
- chambered nautilus — nautilus (def 1).
- church of scotland — the established church in Scotland, Calvinist in doctrine and Presbyterian in constitution
- cleopatra's needle — either of two Egyptian obelisks, originally set up at Heliopolis about 1500 bc: one was moved to the Thames Embankment, London, in 1878, the other to Central Park, New York, in 1880
- closed corporation — a corporation the stock of which is owned by a small number of persons and is rarely traded on the open market
- collision diameter — the distance between the centers of two colliding molecules when at their closest point of approach.
- condensation trail — contrail.
- consolato del mare — a code of maritime law compiled in the Middle Ages: it drew upon ancient law and has influenced modern law.
- controlled-release — A controlled-release drug or preparation is released into the body in specified amounts over a specified period of time.
- couldn't care less — If you say that you couldn't care less about someone or something, you are emphasizing that you are not interested in them or worried about them. In American English, you can also say that you could care less, with the same meaning.
- cracked distillate — A cracked distillate is a clear yellow liquid, mostly containing hydrocarbons, which is produced by steam cracking without a catalyst.
- crested dog's-tail — a common wiry perennial grass, Cynosurus cristatus, of meadows and pasture
- crested flycatcher — any of various tyrant flycatchers (esp. genus Myiarchus) with a prominent crest
- crude oil desalter — A crude oil desalter is equipment which removes inorganic salts from crude oil, using chemical or electrostatic separation.
- cultural diffusion — act of diffusing; state of being diffused.
- cultural diversity — the cultural variety and cultural differences that exist in the world, a society, or an institution: Dying languages and urbanization are threats to cultural diversity.
- daisywheel printer — (printer) A kind of impact printer where the characters are arranged on the ends of the spokes of a wheel (resembling the petals on a daisy). The wheel (usually made of plastic) is rotated to select the character to print and then an electrically operated hammer mechanism bends the selected spoke forward slightly, sandwiching an ink ribbon between the character and the paper, as in a typewriter. One advantage of this arrangement over that of a typewriter is that different wheels may be inserted to produce different typefaces.
- defense calculator — IBM 701
- departmental store — a department store.
- depository library — a library designated by law to receive without charge all or a selection of the official publications of a government.
- descriptive clause — a relative clause that describes or supplements but is not essential in establishing the identity of the antecedent and is usually set off by commas in English. In This year, which has been dry, is bad for crops the clause which has been dry is a nonrestrictive clause.
- devil's paintbrush — a perennial European hawkweed (Hieracium aurantiacum) with leafless flower stalks bearing a cluster of orange-red heads: now a common weed in N U.S. and Canada
- dia de los muertos — Day of the Dead.
- dietary supplement — a substance taken in addition to what you eat in order to promote health
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