13-letter words containing o, a, k, r
- skin reaction — an irritation or inflammation of the skin due to an allergy or infection, brought about by natural means or by a skin test.
- smoke chamber — an enlarged area between the throat of a fireplace and the chimney flue.
- smooth-talker — a person who gets another person to do their bidding by using a slick, gently persuasive, practised, or competent manner
- social market — an economic system in which industry and commerce are run by private enterprise within limits set by the government to ensure equality of opportunity and social and environmental responsibility
- social worker — sb who assists local community
- soupfin shark — a requiem shark, Galeorhinus zyopterus, inhabiting the Pacific Ocean, valued for its fins, which are used by the Chinese in the preparation of a soup, and for its liver, which is rich in vitamin A.
- spark erosion — a method of machining using a shaped electrode which erodes the workpiece by an electric spark discharge between itself and the workpiece
- sports jacket — a jacket, often of textured wool or colorful pattern, with a collar, lapels, long sleeves, and buttons in the front, cut somewhat fuller than the jacket of a business suit, worn with slacks for informal occasions.
- sportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- spotted crake — a Eurasian rail, Porzana porzana, of swamps and marshes, having a buff speckled plumage and dark brown wings
- staccato mark — (in music notation) a dot, wedge, or vertical stroke over or under a note to indicate that it should be played staccato.
- station break — an interval between or during programs for identifying the station, making announcements, etc.
- stock raising — the breeding and raising of livestock.
- stock warrant — A stock warrant is the right to buy stock at a particular price on a particular date directly from the issuing company.
- stokes' aster — a composite plant, Stokesia laevis, having lavender-blue, asterlike flowers.
- stork parking — spaces reserved in a parking lot for cars driven by pregnant women or new mothers.
- streaky bacon — Streaky bacon is bacon which has stripes of fat between stripes of meat.
- streptokinase — an enzyme used to dissolve blood clots.
- sugar of milk — lactose.
- tailor's-tack — one of a series of loose looped stitches used to transfer markings for seams, darts, etc, from a paper pattern to material
- take a powder — British Dialect. to rush.
- take by storm — be a sudden success
- take on board — be receptive
- take the road — to begin a journey or tour
- take to drink — If someone takes to drink, they start to drink a lot of alcohol regularly, usually because they are depressed or worried about something.
- take to heart — Anatomy. a hollow, pumplike organ of blood circulation, composed mainly of rhythmically contractile smooth muscle, located in the chest between the lungs and slightly to the left and consisting of four chambers: a right atrium that receives blood returning from the body via the superior and inferior vena cavae, a right ventricle that pumps the blood through the pulmonary artery to the lungs for oxygenation, a left atrium that receives the oxygenated blood via the pulmonary veins and passes it through the mitral valve, and a left ventricle that pumps the oxygenated blood, via the aorta, throughout the body.
- tarpeian rock — a rock on the Capitoline Hill in Rome, from which criminals and traitors were hurled.
- task-oriented — focusing on the completion of particular tasks as a measure of success
- thankworthily — in a thankworthy way or manner
- thermal shock — a fluctuation in temperature causing stress in a material. It often results in fracture, esp in brittle materials such as ceramics
- thomas decker — Thomas, 1572?–1632? English dramatist.
- thomas hooker — Joseph, 1814–79, Union general in the U.S. Civil War.
- thrombokinase — Biochemistry. a lipoprotein in the blood that converts prothrombin to thrombin.
- throttle back — If you throttle back, or you throttle back the engine, when driving a motor vehicle or flying an aircraft, you make it go slower by reducing the quantity of fuel entering the engine.
- to break even — When a company or a person running a business breaks even, they make neither a profit nor a loss.
- to break wind — If someone breaks wind, they release gas from their intestines through their anus.
- to keep track — If you keep track of a situation or a person, you make sure that you have the newest and most accurate information about them all the time.
- to run a risk — If you run the risk of doing or experiencing something undesirable, you do something knowing that the undesirable thing might happen as a result.
- to take cover — If you take cover, you shelter from gunfire, bombs, or the weather.
- toasting fork — a long-handled fork used for cooking or toasting frankfurters, marshmallows, bread, etc., usually over an open fire.
- tracking poll — a type of poll repeated periodically with the same group of people to check and measure changes of opinion or knowledge.
- tracking shot — dolly shot.
- train-workers — people who work on trains
- tree kangaroo — any arboreal kangaroo of the genus Dendrolagus, of Queensland, Australia, and New Guinea.
- troublemaking — a person who causes difficulties, distress, worry, etc., for others, especially one who does so habitually as a matter of malice.
- truck tractor — tractor (def 2).
- truck-tractor — a powerful motor-driven vehicle with large, heavy treads, used for pulling farm machinery, other vehicles, etc.
- tussock grass — any of various grasses that grow in tuftlike clumps.
- ullage rocket — a small hydrogen peroxide rocket engine that produces sufficient acceleration to keep propellants in their places when the main rocket is shut off
- unscholarlike — not befitting a scholar; ungentlemanly