12-letter words containing k, i, e, r
- ribbon snake — either of two long-tailed garter snakes, Thamnophis proximus or T. sauritus, of eastern and central North America, having a brownish body and yellow or orange stripes.
- ribeye steak — a large beefsteak cut from the outer, or eye, side of the ribs.
- rickenbacker — Edward Vernon ("Eddie") 1890–1973, U.S. aviator and aviation executive.
- rijksdaalder — a cupronickel or silver coin of the Netherlands, equal to 2½ guilders.
- ring knocker — a commissioned officer in the U.S. armed forces who is a graduate of a military academy.
- ring network — (networking, topology) A network topology in which all nodes are connected to a single wire in a ring or point-to-point. There are no endpoints. This topology is used by token ring networks. Compare: bus network, star network.
- risk manager — A risk manager is a person who works in risk management.
- risk-benefit — involving studies, testing, etc., to establish whether the benefits, as of a course of medical treatment, outweigh the risks involved: to arrive at a risk-benefit ratio.
- risk-manager — the technique or profession of assessing, minimizing, and preventing accidental loss to a business, as through the use of insurance, safety measures, etc.
- rock climber — sb who scales mountains
- 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.
- roman strike — a striking mechanism of c1700, giving the equivalent in tones of Roman numerals, a bell of one pitch striking once for each number I, a bell of another pitch striking once for V, twice for X.
- rostenkowski — Dan(iel) 1928–2010, U.S. politician: congressman 1959–94.
- rubik's cube — a puzzle consisting of a cube with colored faces made of 26 smaller colored blocks attached to a spindle in the center, the object being to rotate the blocks until each face of the cube is a single color.
- running joke — a joke or humorous allusion used recurrently in a play, film, television skit, etc., for a cumulative comic effect.
- safecracking — the act of breaking into a safe
- 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.
- scorekeeping — an official of a sports contest who keeps record of the score.
- scrimshanker — a shirker
- sea milkwort — a maritime plant, Glaux maritima, having small, pinkish-white flowers.
- section mark — section (def 16).
- selkirkshire — Alexander (originally Alexander Selcraig) 1676–1721, Scottish sailor marooned on a Pacific island: supposed prototype of Robinson Crusoe.
- semidarkness — partial darkness.
- senior clerk — a clerk who is in a senior position and performs office tasks under minimal supervision
- seraskierate — the headquarters of the seraskier, located in Constantinople; the Turkish War Office
- service book — a book containing the forms of worship used in divine services.
- 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.
- servile work — work of a physical nature that is forbidden on Sundays and on certain holidays
- severodvinsk — a city in the N Russian Federation in Europe, on Dvina Gulf, E of Archangel.
- share-milker — (in New Zealand) a person who lives on a dairy farm milking the owner's herd for an agreed share of the profits and, usually, building his own herd simultaneously
- shift worker — a person who does shiftwork
- shirt jacket — a shirtlike jacket.
- shopbreaking — the act of breaking into a shop
- silky cornel — a cornel, Cornus amomum, of the eastern U.S., having leaves covered with short, silky hairs on the underside and bearing blue berries.
- 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.
- skeletonizer — any of numerous insect species that reduce leaves to a skeleton
- skeuomorphic — an ornament or design on an object copied from a form of the object when made from another material or by other techniques, as an imitation metal rivet mark found on handles of prehistoric pottery.
- ski trousers — warm padded trousers used for skiing
- skirt chaser — a womanizer.
- skirt length — the length of someone's skirt
- skirt-chaser — a womanizer.
- skutterudite — a mineral, chiefly cobalt and nickel arsenide, (Co,Ni)As 3 , with some iron, occurring in the form of gray cubic crystals, usually in masses: a source of cobalt and nickel.
- skye terrier — one of a Scottish breed of small terriers having short legs and a dark or light blue-gray, gray, or fawn coat.
- slipper sock — a sock with a soft leather or vinyl sole sewn onto it, used as indoor footwear.
- smart cookie — intelligent or sharp-witted person
- smoking area — a designated area in which smoking is permitted