15-letter words containing o, a, k, r
- ringtail monkey — a Central and South American monkey, Cebus capucinus, having a prehensile tail and hair on the head resembling a cowl.
- rocket airplane — an airplane propelled wholly or mainly by a rocket engine.
- rocket launcher — a tube attached to a weapon for the launching of rockets.
- rocket research — research into rocket engines for spacecraft
- rockrose family — the plant family Cistaceae, characterized by herbaceous plants and shrubs having simple, usually opposite leaves, solitary or clustered flowers, and capsular fruit, and including the frostweed, pinweed, and rockrose.
- rocky mountains — mountain range in USA and Canada
- runabout ticket — a rail ticket that allows unlimited travel within a specified area for a limited period of time (for example one day, a weekend, three days, etc)
- sargon of akkad — 24th to 23rd century bc, semilegendary Mesopotamian ruler whose empire extended from the Gulf to the Mediterranean
- scavenge stroke — (in a reciprocating engine) the stroke of a piston in a four-stroke cycle that pushes the burnt gases out as exhaust
- seasonal worker — a worker who is employed for a particular period of the year, such as harvest, or Christmas
- shelikof strait — a strait between the Alaska Peninsula and Kodiak Island, in S Alaska. 130 miles (209 km) long and 30 miles (48 km) wide.
- shock probation — the release on probation of a criminal after brief imprisonment
- shock resistant — not affected by impact
- shock treatment — electroconvulsive therapy
- shock-resistant — strong or resilient enough to sustain minor impacts without damage to the internal mechanism: a shock-resistant watch.
- shrimp cocktail — prawns and lettuce in Mary Rose sauce
- sink a borehole — To sink a borehole means to drill a deep hole in the ground.
- smoking-related — (of a disease, illness, etc) caused by smoking tobacco, etc
- social bookmark — the practice of saving bookmarked Web pages to a public website as a way to share the links with other Internet users: Social bookmarking is a tool that allows you to add tags and comments to your bookmarks.
- social drinking — the practice of drinking alcohol occasionally and usually only in social situations
- social-drinking — a person who drinks alcoholic beverages usually in the company of others and is in control of his or her drinking.
- spark generator — an alternating-current power source with a condenser discharging across a spark gap.
- spiral notebook — a notebook held together by a coil of wire passed through small holes punched at the back edge of the covers and individual pages
- sport one's oak — to shut this door as a sign one does not want visitors
- stalactite work — (in Islamic architecture) intricate decorative corbeling in the form of brackets, squinches, and portions of pointed vaults.
- starting blocks — the rigid blocks adjustable at an angle and mounted on a track against which a runner's shoes are placed to aid in starting
- steak au poivre — pepper steak (def 2).
- stock character — a character in literature, theater, or film of a type quickly recognized and accepted by the reader or viewer and requiring no development by the writer.
- take for a ride — to sit on and manage a horse or other animal in motion; be carried on the back of an animal.
- take it from me — You can say 'take it from me' to tell someone that you are absolutely sure that what you are saying is correct, and that they should believe you.
- take one's hour — to do something in a leisurely manner
- take one's word — a unit of language, consisting of one or more spoken sounds or their written representation, that functions as a principal carrier of meaning. Words are composed of one or more morphemes and are either the smallest units susceptible of independent use or consist of two or three such units combined under certain linking conditions, as with the loss of primary accent that distinguishes black·bird· from black· bird·. Words are usually separated by spaces in writing, and are distinguished phonologically, as by accent, in many languages.
- thanks offering — an offering made as an expression of thanks to God
- thankworthiness — the state or quality of being thankworthy or deserving thanks
- the lower karoo — one of the two divisions of the Karoo
- the lower ranks — people who have a low rank in a military organization
- the upper karoo — one of the two divisions of the Karoo
- the working man — working class people collectively
- the wrong track — the incorrect line of investigation, inquiry, etc
- thorndike's law — the principle that all learnt behaviour is regulated by rewards and punishments, proposed by Edward Lee Thorndike (1874–1949), US psychologist
- three of a kind — a set of three cards of the same denomination.
- to draw a blank — If you draw a blank when you are looking for someone or something, you do not succeed in finding them.
- to make friends — If you make friends with someone, you begin a friendship with them. You can also say that two people make friends.
- to take up arms — If one group or country takes up arms against another, they prepare to attack and fight them.
- tokodynamometer — a pressure gauge strapped to the mother's abdomen during labor to measure uterine contractions.
- traveling block — (in a hoisting tackle) the block hooked to and moving with the load.
- turkish tobacco — a strongly aromatic tobacco, grown chiefly in Turkey and Greece, used in cigarettes.
- unskilled labor — work that requires practically no training or experience for its adequate or competent performance.
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- ust-kamenogorsk — a city in E Kazakhstan, on the Irtysh River.