18-letter words containing a, r, d
- airspeed indicator — a dial that indicates the airspeed at which an aircraft is travelling
- albrecht waldstein — Albrecht von [German ahl-brekht fuh n] /German ˈɑl brɛxt fən/ (Show IPA), Wallenstein, Albrecht Wenzel Eusebius von.
- alexander hamilton — Alexander, 1757–1804, American statesman and writer on government: the first Secretary of the Treasury 1789–97; mortally wounded by Aaron Burr in a duel.
- alexander i island — an island of Antarctica, west of Palmer Land, in the Bellingshausen Sea. Length: about 378 km (235 miles)
- almoner's cupboard — a cupboard with pierced doors, formerly used as a storage place for food.
- alpha-hydroxy acid — a type of organic acid, commonly used in skin-care preparations, that has a hydroxyl group attached to the carbon atom next to the carbon atom carrying the carboxyl group
- alternative comedy — a style of comedy originating in the UK in the 1980s that seeks to avoid racist or sexist stereotypes, and usually puts forward left-wing, anti-establishment views
- alumina trihydrate — a crystalline, water-insoluble powder, Al(OH) 3 or Al 2 O 3 ⋅3H 2 O, obtained chiefly from bauxite: used in the manufacture of glass, ceramics, and printing inks, in dyeing, and in medicine as an antacid and in the treatment of ulcers.
- aluminum hydroxide — a white powder, Al(OH)3, obtained from bauxite and used to make glass, paper, etc. and in antacids
- amdahl corporation — (company) A US computer manufacturer. Amdahl is a major supplier of large mainframes, UNIX and Open Systems software and servers, data storage subsystems, data communications products, applications development software, and a variety of educational and consulting services. Amdahl products are sold in more than 30 countries for use in both open systems and IBM plug-compatible mainframe computing environments. Quarterly sales $397M, profits $13M (Aug 1994). In 1997 Amdahl became a division of Fujitsu.
- ammonium hydroxide — a compound existing only in aqueous solution, formed when ammonia dissolves in water to form ammonium ions and hydroxide ions. Formula: NH4OH
- an overgrown child — an adult whose behaviour is characteristic of a child
- analogue recording — a sound recording process in which an audio input is converted into an analogous electrical waveform
- andorre la vieille — French name for the capital of Andorra, situated in the west of the principality. Pop: 22 035 (2003 est)
- 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.
- angiocardiographic — Relating to angiocardiography.
- 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.
- anniversary dinner — a dinner held to celebrate an event that occurred in some previous year
- anticipated profit — the profit that one expects to make from a deal, transaction, or project
- antidiscrimination — (legal) Opposing or disallowing discrimination.
- antiprostaglandins — Plural form of antiprostaglandin.
- antiscorbutic acid — vitamin C
- apartment building — An apartment building or apartment house is a tall building which contains different apartments on different floors.
- 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 magnitude — magnitude (sense 3)
- apparent solar day — the period of time between two successive passages of the sun's center across the same meridian.
- appraisal drilling — (in the oil industry) drilling carried out once oil or gas has been discovered in order to assess the extent of the field, the reserves, the possible rate of production, and the properties of the oil or gas
- armed intervention — an official response to a situation which involves the armed forces
- armed to the teeth — Someone who is armed to the teeth is armed with a lot of weapons or with very effective weapons.
- arrest of judgment — a stay of proceedings after a verdict, on the grounds of error or possible error
- 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.
- as near as damn it — as near as possible; very near
- 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".
- associate director — a person who is joined with one or more other directors in an enterprise, business, etc, having equal or nearly equal status
- asymptotic freedom — a property of the force between quarks, according to quantum chromodynamics, such that they behave almost like free particles when they are close together within a hadron.
- at boardroom level — among directors
- at sb's right hand — If someone is at a person's right hand, they work closely with that person so they can help and advise them.
- 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
- attendance figures — the number of people present at events such as football matches or concerts
- attendance officer — someone whose job is to keep records of students' attendance at school and to encourage students to attend
- audio conferencing — the practice of conducting meetings by the use of audio telecommunications
- auditory phonetics — the branch of phonetics concerned with the perception of speech sounds by humans
- augmented interval — an interval that is a half step greater than the corresponding major or perfect interval
- 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 capital — the total amount of value of the shares that a company is allowed to distribute
- authorized version — the revised English translation of the Bible published in England in 1611 with the authorization of King James I
- avoirdupois weight — a British and American system of weights based on a pound of 16 ounces
- bach flower remedy — an alternative medicine consisting of a distillation from various flowers, designed to counteract negative states of mind and restore emotional balance
- back end generator — (tool) (BEG) A code generator developed by H. Emmelmann et al at GMD, University Karlsruhe, Germany. Its input language is Back End Generator Language (BEGL).