12-letter words containing a, c, r, k, i
- make certain — ensure
- market price — the price at which a commodity, security, or service is selling in the open market.
- markov chain — a Markov process restricted to discrete random events or to discontinuous time sequences.
- mockingboard — (hardware) A sound and speech board for the Apple II computer, on sale in 1978. See also zxnrbl.
- mooring rack — a row of piles, connected at the tops, to which ships or boats can be moored.
- multitracked — (music) Recorded on multiple tracks.
- niche market — specific or limited consumer interest
- normokalemic — Having a normal percentage of potassium in one's blood.
- orange stick — a slender, rounded stick, originally of orangewood, having tapered ends and used in manicuring, especially to push back the cuticles or clean the fingernails.
- pack rolling — the hot rolling of metal sheets in two or more thicknesses to produce composite sheets.
- packet radio — (communications, radio) The use of packet switched communications protocols in large networks (i.e not wireless LANs or Bluetooth) having wireless links to terminals at least. Packet radio is split into amateur packet radio (AX25) and General Packet Radio Service (GRPS).
- parish clerk — an official designated to carry out various duties, either for a church parish or a parish council
- parity check — a method for detecting errors in data communications or within a computer system by counting the number of ones or zeros per byte or per word, including a special check bit (parity bit) to see if the value is even or odd.
- peak traffic — traffic at the time it is most busy
- pkware, inc. — (company, compression) The company, founded by Phil Katz in 1986, which produces the PKZIP and PKUNZIP compression tools and libraries for many platforms. Address: 201 E. Pittsburgh Ave., Suite 400, Milwaukee, WI 53204 USA
- policymakers — a person responsible for making policy, especially in government.
- postcardlike — (of a scene) resembling a postcard
- prepackaging — to package (foodstuffs or manufactured goods) before retail distribution or sale.
- prickly heat — a cutaneous eruption accompanied by a prickling and itching sensation, due to an inflammation of the sweat glands.
- prickly pear — any of numerous cacti of the genus Opuntia, having flattened, usually spiny stem joints, yellow, orange, or reddish flowers, and ovoid, often edible fruit.
- puck-carrier — the player who has the puck and moves it along.
- racing skate — a tubular ice skate having a long blade extending beyond the heel and toe.
- rack railway — cog railway.
- racketeering — a person engaged in a racket.
- radar picket — a ship, vehicle, or aircraft stationed at a distance from a protected force to increase radar detection range.
- raking piece — a sloping piece of scenery, as on a television or stage set, especially such a piece used for masking the side of a ramp.
- rapacki plan — the denuclearization of Poland, Czechoslovakia, East Germany, and West Germany, proposed by Adam Rapacki (1909–70), the Polish foreign minister, in 1957
- richard korf — (person) A Professor of computer science at the University of California, Los Angeles. Richard Korf received his B.S. from MIT in 1977, and his M.S. and Ph.D. in computer science from Carnegie-Mellon University in 1980 and 1983. From 1983 to 1985 he served as Herbert M. Singer Assistant Professor of Computer Science at Columbia University. Dr. Korf studies problem-solving, heuristic search and planning in artificial intelligence. He wrote "Learning to Solve Problems by Searching for Macro-Operators" (Pitman, 1985). He serves on the editorial boards of Artificial Intelligence, and the Journal of Applied Intelligence. Dr. Korf is the recipient of several awards and is a Fellow of the American Association for Artificial Intelligence.
- rickenbacker — Edward Vernon ("Eddie") 1890–1973, U.S. aviator and aviation executive.
- risk capital — venture capital.
- rock carving — the practice of carving on rock
- rock glacier — a mass of rock resembling a valley glacier that moves or is moved down a slope by its own weight or by the action of frost and interstitial ice.
- rock jasmine — any of several alpine plants belonging to the genus Androsace, of the primrose family, having tufted leaves often in basal rosettes, and umbels of pink, red, purple, or white flowers.
- running back — an offensive back, as a halfback or fullback, whose principal role is advancing the ball by running with it on plays from scrimmage.
- safecracking — the act of breaking into a safe
- salmon brick — a soft, imperfectly fired brick having a reddish-orange color.
- sand cricket — Jerusalem cricket.
- science park — A science park is an area, usually linked to a university, where there are a lot of private companies, especially ones concerned with high technology.
- scrapbooking — hobby: collaging
- scratch disk — 1. (storage) See scratch. 2. (operating system) Unallocated space on Windows 95's primary hard disk partition, used for virtual memory. Shortage of space on this partition can result in the error "scratch disk full".
- scrimshanker — a shirker
- section mark — section (def 16).
- service mark — a proprietary term, such as Blue Cross and Blue Shield, American Express, or Planned Parenthood, that is registered with the Patent and Trademark Office. Abbreviation: SM.
- shirt jacket — a shirtlike jacket.
- silk factory — plant where silk fabric is produced
- single track — a single pair of lines so that trains can travel in only one direction at a time
- single-track — (of a railroad or section of a railroad's route) having but one set of tracks, so that trains going in opposite directions must be scheduled to meet only at points where there are sidings.
- sitka spruce — a spruce, Picea sitchensis, of western North America, having long, silvery-white needles, grown as an ornamental.
- skirt chaser — a womanizer.
- skirt-chaser — a womanizer.