17-letter words containing a, c, k, n
- actinic keratosis — a precancerous skin condition, characterized by rough red, scaly patches; it is caused by cumulative exposure to the sun and is most common in fair-skinned people
- against the clock — If you are doing something against the clock, you are doing it in a great hurry, because there is very little time.
- alaskan king crab — king crab (def 2).
- alive and kicking — If you say that someone or something is alive and kicking, you are emphasizing not only that they continue to survive, but also that they are very active.
- altitude sickness — a condition affecting some persons at high altitudes, caused by insufficient oxygen in the blood and characterized by dizziness, nausea, and shortness of breath.
- american dog tick — a common tick, Dermacentor variabilis, that is the vector of Rocky Mountain spotted fever in the eastern U.S. and also carries tularemia.
- artificial kidney — a mechanical apparatus for performing haemodialysis
- asset-backed fund — a fund in which the money is invested in property, shares, etc, rather than being deposited with a bank or building society
- back on the rails — If something is back on the rails, it is beginning to be successful again after a period when it almost failed.
- background report — a report on someone or something that sheds light on their background, esp a report on the background of a person convicted of a crime before they are sentenced by a judge
- backward analysis — (theory) An analysis to determine properties of the inputs of a program from properties or context of the outputs. E.g. if the output of this function is needed then this argument is needed. Compare forward analysis.
- backward chaining — (algorithm) An algorithm for proving a goal by recursively breaking it down into sub-goals and trying to prove these until facts are reached. Facts are goals with no sub-goals which are therefore always true. Backward training is the program execution mechanism used by most logic programming language like Prolog. Opposite: forward chaining.
- balance the books — do accounting
- banking principle — the principle that bank notes are a form of credit and should be issued freely in order to maintain an elastic currency.
- bankruptcy estate — all of the interests that a debtor has at the start of a bankruptcy case
- barkhausen effect — the phenomenon of short, sudden changes in the magnetism of a ferromagnetic substance occurring when the intensity of the magnetizing field is continuously altered.
- be black and blue — If you say that someone is black and blue, you mean that they are badly bruised.
- behind one's back — without one's knowledge; secretly or deceitfully
- black nationalism — a movement advocating the establishment of a separate black nation within the U.S.
- black renaissance — a renewal and flourishing of black literary and musical culture during the years after World War I in the Harlem section of New York City.
- black-box testing — functional testing
- blackboard jungle — a school or school system characterized by lack of discipline and by juvenile delinquency.
- blackcurrant bush — a bush of the blackcurrant plant
- blackout curtains — thick, lined curtains designed to shut out all daylight and keep a room in complete darkness
- blackwells island — a former name of Roosevelt Island.
- block association — an association for the residents of a particular block in a neighbourhood to discuss and act on matters of common concern
- blocking antibody — Immunology. an antibody that partly combines with an antigen and interferes with cell-mediated immunity, thereby preventing an allergic reaction.
- book depreciation — Book depreciation is depreciation in a company's internal financial records that is different from the amount that is used for taxes.
- bouncebackability — the ability to recover after a setback, esp in sport
- breakdown service — a service that provides assistance to motorists who break down
- bricks and clicks — a combination of traditional business carried out on physical premises and internet trading
- bricks and mortar — You can use bricks and mortar to refer to houses and other buildings, especially when they are considered as an investment.
- brokerage account — A brokerage account is an account with a broker where an investor can buy and sell and hold securities.
- brompton cocktail — an analgesic mixture, usually containing morphine and cocaine and sometimes other narcotic substances in an alcohol solution, administered primarily to advanced cancer patients.
- buckingham palace — the London residence of the British sovereign: built in 1703, rebuilt by John Nash in 1821–36 and partially redesigned in the early 20th century
- cardinal grosbeak — any of various mostly tropical American buntings, such as the cardinal and pyrrhuloxia, the males of which have brightly coloured plumage
- cardiogenic shock — a type of shock caused by decreased cardiac output despite adequate blood volume, owing to a disease of the heart itself, as myocardial infarction, or any other factor that interferes with the filling or emptying of the heart.
- caretaker manager — a person who temporarily holds the office of manager of a football club
- carolina parakeet — an extinct New World parakeet, Conuropsis carolinensis, that ranged into the northern U.S., having yellowish-green plumage with an orange-yellow head.
- cationic cocktail — (hardware) (Or "Downy cocktail") Diluted fabric softener sprayed on computer room carpets to prevent static electricity from being built up by feet shuffling on carpet. The canonical cationic cocktail is one part unscented liquid fabric softener (in the US, usually "Downy" brand) to five parts water. "Cationic" is the chemical term for the most common active ingredient in fabric softeners. The use of the term "cocktail" may be influenced by its use in other jargons, especially pharmacological and chemical, to denote a mixture which, like cationic cocktail, typically contains no alcohol and would be unwise to drink.
- centrifugal brake — a safety mechanism on a hoist, crane, etc, that consists of revolving brake shoes that are driven outwards by centrifugal force into contact with a fixed brake drum when the rope drum revolves at excessive speed
- chadless keypunch — (hardware) A card punch which cut little U-shapes in punched cards, rather than punching out a circle or rectangle. The U's made a hole when folded back. One of the Jargon File's correspondents believed that the term "chad" derived from the Chadless keypunch. Obviously, if the Chadless keypunch didn't make them, then the stuff that other keypunches made had to be "chad". The assertion that the keypunch was named after its inventor is not supported by any record in US or UK patents or surname references.
- chinese artichoke — a hairy plant, Stachys affinis, of China and Japan, having numerous small, white, edible tubers.
- chinese turkestan — the E part of the central Asian region of Turkestan: corresponds generally to the present-day Xinjiang Uygur Autonomous Region of China
- chukchi peninsula — a peninsula in the extreme NE of Russia, in NE Siberia: mainly tundra
- clicks and mortar — making use of traditional trading methods in conjunction with internet trading
- clicks-and-mortar — pertaining to or denoting a company that does business on the Internet and in traditional stores or offices.
- cloud cuckoo land — an idealized, illusory domain of imagination; cloudland: the cloud-cuckoo-land of technicolor cartoon whimsy.
- cloud-cuckoo-land — If you say that someone is living in cloud-cuckoo-land, you are criticizing them because they think there are no problems and that things will happen exactly as they want them to, when this is obviously not the case.
- congo-kordofanian — Niger-Kordofanian
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