12-letter words containing o, a, k, d
- hammarskjold — Dag Hjalmar [dahg yahl-mahr] /dɑg ˈyɑl mɑr/ (Show IPA), 1905–61, Swedish statesman: Secretary General of the United Nations 1953–61; Nobel Peace Prize 1961.
- hard-working — industrious; zealous: a hardworking family man.
- harold stark — Harold Raynsford [reynz-ferd] /ˈreɪnz fərd/ (Show IPA), 1880–1972, U.S. admiral.
- holding tank — a tank for the temporary storage of a substance.
- holidaymaker — vacationer.
- hook and eye — a two-piece clothes fastener, usually of metal, consisting of a hook that catches onto a loop or bar.
- hydrocracker — a high-pressure processing unit used for hydrocracking.
- indigo snake — a large, deep-blue or brown harmless snake, Drymarchon corais, ranging from the southern U.S. to South America and invading burrows to prey on small mammals: the eastern subspecies D. corais couperi is now greatly reduced in number.
- infrakingdom — (taxonomy) A taxonomic category sometimes inserted below subkingdom.
- jodrell bank — site of a radio astronomy observatory (Nuffield Radio Astronomy Laboratories) in NE Cheshire, England, that operates a 250-foot (76-meter) radio telescope.
- k/t boundary — Cretaceous/Tertiary boundary: the time zone comprising the end of the Cretaceous and the beginning of the Tertiary periods
- kachina doll — a Hopi Indian doll carved from cottonwood root in representation of a kachina and given as a gift to a child or used as a household decoration.
- kaleidophone — an instrument, invented by Professor Charles Wheatstone (1802-1875), consisting of a light on a vibrating rod with a reflecting knob for exhibiting the effect of sound waves
- kaleidoscope — an optical instrument in which bits of glass, held loosely at the end of a rotating tube, are shown in continually changing symmetrical forms by reflection in two or more mirrors set at angles to each other.
- kalmar sound — a strait between SE Sweden and Öland Island. 85 miles (137 km) long; 14 miles (23 km) wide.
- kangaroo dog — an Australian breed of large rough-haired dog that resembles a greyhound and is bred to hunt kangaroos
- ketoacidosis — (pathology) A severe form of ketosis, most commonly seen in diabetics, in which so much ketone is produced that acidosis occurs.
- ketoaciduria — (pathology) The presence of (excess) ketoacids in the urine.
- keyboardists — Plural form of keyboardist.
- kingdom hall — a meeting place of Jehovah's Witnesses for religious services.
- kiteboarding — A sport in which participants ride a form of wakeboard or surfboard harnessed to a large kite which is controlled by the rider.
- kluge around — (jargon) To avoid a bug or difficult condition by inserting a kluge. Compare workaround.
- knock around — to strike a sounding blow with the fist, knuckles, or anything hard, especially on a door, window, or the like, as in seeking admittance, calling attention, or giving a signal: to knock on the door before entering.
- knowledgable — possessing or exhibiting knowledge, insight, or understanding; intelligent; well-informed; discerning; perceptive.
- lady's-smock — a N temperate plant, Cardamine pratensis, with white or rose-pink flowers: family Brassicaceae (crucifers)
- leader block — Nautical. lead block.
- lock forward — either of two players who make up the second line of the scrum and apply weight to the forwards in the front line
- look daggers — to turn one's eyes toward something or in some direction in order to see: He looked toward the western horizon and saw the returning planes.
- looked-after — (of children) brought up by the state in institutions because their parents are dead or not able to care for them properly
- loudspeakers — Plural form of loudspeaker, especially a pair for a left and right channel.
- make inroads — If one thing makes inroads into another, the first thing starts affecting or destroying the second.
- market order — an order to buy or sell a specified amount of a security at the best price available.
- markov model — (probability, simulation) A model or simulation based on Markov chains.
- mekong delta — the delta of the Mekong River in Vietnam.
- mockingboard — (hardware) A sound and speech board for the Apple II computer, on sale in 1978. See also zxnrbl.
- monkey bread — the gourdlike fruit of the baobab, eaten by monkeys.
- monkey gland — the testicle of an ape or monkey, said to have a revitalizing effect on humans when administered by grafting or adding the essence to the bloodstream
- mother-naked — stark naked; as naked as when born.
- mountebanked — Simple past tense and past participle of mountebank.
- network card — network interface controller
- nootka sound — an inlet of the Pacific Ocean, inside Nootka Island on the W coast of Vancouver Island, SW British Columbia, Canada.
- nordkyn cape — Cape, a cape in N Norway, E of North Cape: northernmost point of the European mainland.
- north dakota — a state in the N central United States. 70,665 sq. mi. (183,020 sq. km). Capital: Bismarck. Abbreviation: ND (for use with zip code), N. Dak.
- oak-panelled — having panels that are made of oak
- oakland park — a town in S Florida.
- optical disk — Also, optical disc. Also called laser disk. a grooveless disk on which digital data, as text, music, or pictures, is stored as tiny pits in the surface and is read or replayed by a laser beam scanning the surface.
- packed tower — A packed tower is a tall distillation vessel which uses packing.
- 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).
- petrozavodsk — a city in NW Russia, capital of the Karelian Autonomous Republic, on Lake Onega: developed around ironworks established by Peter the Great in 1703; university (1940). Pop: 265 000 (2005 est)
- poodle-faker — a young man or newly commissioned officer who makes a point of socializing with women; ladies' man