19-letter words containing o, a, f, i
- (right) off the bat — immediately
- 3dnow! professional — (architecture) A floating point SIMD extention from AMD, compatible with Intel's SSE, introduced with the Athlon-4.
- a creature of habit — If you say that someone is a creature of habit, you mean that they usually do the same thing at the same time each day, rather than doing new and different things.
- a flea in one's ear — a sharp rebuke
- a matter of opinion — If you say that a statement is a matter of opinion, you mean that it is not a fact, and that other people, including yourself, do not agree with it.
- a multitude of sins — If you say that something covers or hides a multitude of sins, you mean that it hides something unattractive or does not reveal the true nature of something.
- a new lease of life — If you say that someone or something has been given a new lease of life, you are emphasizing that they are much more lively or successful than they have been in the past.
- a thing of the past — If something is a thing of the past, it no longer exists or happens, or is being replaced by something new.
- affective psychosis — a severe mental disorder characterized by extreme moods of either depression or mania
- air traffic control — Air traffic control is the activity of organizing the routes that aircraft should follow, and telling pilots by radio which routes they should take.
- air-traffic control — a government service that facilitates the safe and orderly movement of aircraft within and between airports by receiving and processing data from radar and devices that monitor local weather conditions and by maintaining radio contact with pilots.
- ammonium bifluoride — a white, crystalline, water-soluble, poisonous solid, NH 4 HF 2 , used chiefly for cleaning and sterilizing brewing and dairy equipment.
- anatomical snuffbox — the triangular depression on the back of the hand between the thumb and the index finger
- angle of depression — depression (def 11).
- angle of reflection — the angle that a beam of reflected radiation makes with the normal to a surface at the point of reflection
- angle of refraction — the angle that a refracted beam of radiation makes with the normal to the surface between two media at the point of refraction
- antimony trisulfide — a black or orange-red crystalline compound, Sb2S3, used as a pigment, in pyrotechnics and matches, for fireproofing fabrics and paper, etc.
- apollonius of perga — ?261–?190 bc, Greek mathematician, remembered for his treatise on conic sections
- aqueduct of sylvius — a canal in the midbrain, connecting the third and fourth ventricles of the brain.
- ask for a signature — If you ask for a signature, you ask someone to write their name, in their own characteristic way, on a document.
- assistant professor — An assistant professor is a college teacher who ranks above an instructor but below an associate professor.
- associate professor — An associate professor is a college teacher who ranks above an assistant professor but below a professor.
- at one's fingertips — readily available and within one's mental grasp
- atrial fibrillation — a local and uncontrollable twitching of muscle fibres that results in rapid and irregular heart and pulse rate
- attempt the life of — to try to kill
- augsburg confession — the statement of beliefs and doctrines of the Lutherans, formulated by Melanchthon and endorsed by the Lutheran princes, which was presented at the Diet of Augsburg in 1530 and which became the chief creed of the Lutheran Church.
- baader-meinhof gang — a group of left-wing West German terrorists, active in the 1970s, who were dedicated to the violent overthrow of capitalist society
- bachelor of science — A Bachelor of Science is a first degree in a science subject. In British English, it can also mean a person with that degree. The abbreviation BSc or , BSc is also used.
- baja california sur — a state of NW Mexico, in the S part of the Lower California peninsula. Capital: La Paz. Pop: 423 516 (2000). Area: 73 475 sq km (28 363 sq miles)
- balfour declaration — the statement made by Arthur Balfour in 1917 of British support for the setting up of a national home for the Jews in Palestine, provided that the rights of "existing non-Jewish communities" in Palestine could be safeguarded
- ballot-box stuffing — the act of illegally submitting more than one vote in a ballot in which only one vote is permitted
- banff national park — a national reserve, 2585 sq. mi. (6695 sq. km), in the Rocky Mountains, in SW Alberta, Canada.
- benefit performance — a theatrical or musical performance in aid of charity
- bicarbonate of soda — Bicarbonate of soda is a white powder which is used in baking to make cakes rise, and also as a medicine for your stomach.
- bill of particulars — an itemized statement of claims or counterclaims provided to the opposing party of a lawsuit
- blackbelly rosefish — a reddish scorpionfish, Helicolenus dactylopterus, inhabiting the deep waters of the western Atlantic Ocean.
- board certification — the process of certifying that a physician has passed an examination and met the standards of a professional organization representing a particular medical specialty.
- board of trade unit — a unit of electrical energy equal to 1 kilowatt-hour
- breath of fresh air — sth new
- california bluebell — either of two plants, Phacelia campanularia or P. minor, of southern California, having ovate leaves and bell-shaped blue or purple flowers.
- california fan palm — a tall fan palm, Washingtonia filifera, of California, having a shaggy skirt of withered leaves near the top of the trunk.
- california job case — a job case having sufficient spaces to contain both uppercase and lowercase letters and 37 additional characters of foundry type. Compare case2 (def 8).
- california live oak — an evergreen oak, Quercus agrifolia, of the western coast of the U.S., having leathery leaves and a short, stout trunk.
- california sea lion — any of several large eared seals, as Eumetopias jubatus (Steller's sea lion) of the northern Pacific, and Zalophus californicus (California sea lion) of the Pacific coast of North America.
- captain of industry — You can refer to the owners or senior managers of industrial companies as captains of industry.
- cardbox for windows — (database) A database handling program, especially useful for scholars and librarians.
- carnot refrigerator — a device operating on the Carnot cycle in which the first temperature is higher than the second.
- caroline of ansbach — 1683–1737, wife of George II of Great Britain
- cartilaginification — The formation of cartilage.
- cask of amontillado — a short story (1846) by Edgar Allan Poe.
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