25-letter words containing a, c, t, o, r, m
- first generation computer — (architecture) A prototype computer based on vacuum tubes and other esoteric technologies. Chronologically, any computer designed before the mid-1950s. Examples include Howard Aiken's Mark 1 (1944), Maunchly and Eckert's ENIAC (1946), and the IAS computer.
- franked investment income — (formerly) dividends from one UK company received by another on which the paying company had paid corporation tax so that the receiving company had no corporation tax to pay: discontinued from 1999
- future farmers of america — a national organization of high-school students studying vocational agriculture. Abbreviation: FFA.
- general recursion theorem — (mathematics) Cantor's theorem, originally stated for ordinals, which extends inductive proof to recursive construction. The proof is by pasting together "attempts" (partial solutions).
- graphics interface format — (spelling) You mean "Graphics Interchange Format".
- harris semiconductor ltd. — (company) Address: Riverside Way, Camberley, Surrey, CU15 3YQ, UK. Telephone: +44 (1276) 686 886. Fax: +44 (1276) 682 323.
- homothetic transformation — similarity transformation (def 1).
- homothetic-transformation — Also called homothetic transformation. a mapping of a set by which each element in the set is mapped into a positive constant multiple of itself, the same constant being used for all elements.
- human embryonic stem cell — a stem cell obtained from the blastocyst of a human embryo
- human resource management — the management of the workforce of an organization
- human-factors engineering — an applied science that coordinates the design of devices, systems, and physical working conditions with the capacities and requirements of the worker.
- immediate-release coating — An immediate-release coating is a tablet coating that breaks down immediately in the body.
- improved mercury autocode — (language) (IMP) A version of Autocode used to program the Edinburgh Multi Access System (EMAS), one of the first operating systems written in a high-level language, apparently predating Unix. Luis Damas' Prolog interpreter in IMP for EMAS led to C-Prolog.
- initial microprogram load — (operating system) (IML) Loading microcode into microcode memory.
- instrumental conditioning — conditioning (def 1).
- intercommunication system — a communication system within a building, ship, airplane, local area, etc., with a loudspeaker or receiver for listening and a microphone for speaking at each of two or more points.
- intermediate vector boson — one of the three particles that are believed to transmit the weak force: the positively charged W particle, the negatively charged W particle, and the neutral Z 0 particle.
- intermittent claudication — pain and cramp in the calf muscles, aggravated by walking and caused by an insufficient supply of blood
- international atomic time — a system of measuring time based on atomic clocks that measure the second as the basic unit of time in the International System of Units (SI). Abbreviation: IAT.
- international match point — a unit of scoring in contract bridge tournaments held in Europe. Abbreviation: IMP.
- jean-maurice-Émile baudot — (person) (1845-1903) The inventor of the Baudot code. Baudot joined the French Post & Telegraph Administration in 1869 as a telegraph operator. In his own time he developed a code for sending several messages at once. In 1874 Baudot patented his first printing telegraph where signals were translated onto paper tape. The Baudot code was adopted first in France and then by other nations for
and transmissions. The unit of transmission speed, baud, is named after him. - knock-for-knock agreement — an agreement between vehicle insurers that in the event of an accident each will pay for the damage to the vehicle insured with him without attempting to establish blame for the accident
- letter of acknowledgement — a letter that you receive from someone, telling you that something you have sent to them has arrived
- lowest common denominator — least common denominator.
- magnetic resonance imager — a device which uses a noninvasive medical diagnostic technique in which the absorption and transmission of high-frequency radio waves are analysed as they irradiate the hydrogen atoms in water molecules and other tissue components placed in a strong magnetic field
- magnetohydromagnetic wave — Physics. Alfvén wave.
- maintenance of membership — an arrangement or agreement between an employer and a labor union by which employees who are members of the union at the time the agreement is made, or who subsequently join, must either remain members until the agreement expires, or be discharged.
- make bricks without straw — a block of clay hardened by drying in the sun or burning in a kiln, and used for building, paving, etc.: traditionally, in the U.S., a rectangle 2.25 × 3.75 × 8 inches (5.7 × 9.5 × 20.3 cm), red, brown, or yellow in color.
- marcus aurelius antoninus — Marcus Aurelius, Marcus Aurelius.
- massacre of the innocents — the slaughter of all the young male children of Bethlehem at Herod's command in an attempt to destroy Jesus (Matthew 2:16–18)
- medical officer of health — a person appointed by a local or national authority to be in charge of its health policy
- memorandum of association — a document giving details such as the company's name, the purpose of the company, and the address of its registered office that is legally required when incorporating a company in certain countries such as the UK
- metal oxide semiconductor — a three-layer sandwich of a metal, an insulator (usually an oxide of the substrate), and a semiconductor substrate, used in integrated circuits. Abbreviation: MOS.
- metal-free phthalocyanine — phthalocyanine (def 1).
- methylrosaniline chloride — gentian violet.
- minimal brain dysfunction — (no longer in technical use) attention deficit disorder.
- multi-scene control board — preset board.
- multinational corporation — international business
- national insurance number — a number allocated to UK citizens so that they can pay national insurance
- non-algorithmic procedure — heuristic
- object relational mapping — (programming, database) (ORM) The software development activity that defines a correspondence between objects in a program and rows in a database table. Atomic object properties correspond to columns in the table, non-atomic data types and relations between objects are represented as foreign keys referring to other tables. An object persistence mechanism is responsible for maintaining the correspondence between objects and the database contents at run-time.
- office of war information — OWI.
- own or similar occupation — A policyholder's own or similar occupation is the job that they were doing before they became disabled or a job with similar duties and training.
- petropavlovsk-kamchatskiy — seaport in E Asian Russia, on Kamchatka Peninsula: pop. 210,000
- pharmacotherapeutic group — Drugs and agents are categorized into pharmacotherapeutic groups based on which diseases they are designed to treat.
- phase contrast microscope — a microscope that utilizes the phase differences of light rays transmitted by different portions of an object to create an image in which the details of the object are distinct despite their near-uniformity of refractive index.
- phase-contrast microscope — a microscope that utilizes the phase differences of light rays transmitted by different portions of an object to create an image in which the details of the object are distinct despite their near-uniformity of refractive index.
- poacher turned gamekeeper — someone whose occupation or behaviour is the opposite of what it previously was, such as a burglar who now advises on home security
- polycystic ovary syndrome — a hormonal disorder in which the Graafian follicles in the ovary fail to develop completely so that they are unable to ovulate, remaining as multiple cysts that distend the ovary. The results can include reduced fertility, obesity, and hirsutism
- polymerase chain reaction — a technique in which a known DNA sequence is synthesized at high temperatures by means of a polymerase, producing millions of copies for statistical analysis: used in DNA fingerprinting, in detecting minute quantities of cancer cells, etc.