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19-letter words containing f, i, n

  • deflate compression — deflate
  • deflationary spiral — Geometry. a plane curve generated by a point moving around a fixed point while constantly receding from or approaching it.
  • dereliction of duty — Dereliction of duty is deliberate or accidental failure to do what you should do as part of your job.
  • diamond ring effect — a phenomenon, sometimes observed immediately before and after a total eclipse of the sun, in which one of Baily's beads is much brighter than the others, resembling a diamond ring around the moon.
  • diamond-leaf laurel — a tree, Pittosporum rhombifolium, of Australia, having coarsely toothed, oval or diamond-shaped leaves and white flowers, widely planted as an ornamental in the southwestern U.S.
  • dictionary of names — a dictionary of given names that indicates whether a name is usually male, female, or unisex and often includes origins as well as meanings; for example, as by indicating that Evangeline, meaning “good news,” comes from Greek. Used primarily as an aid in selecting a name for a baby, dictionaries of names may also include lists of famous people who have shared a name and information about its current popularity ranking.
  • difference equation — (mathematics)   A relation between consecutive elements of a sequence. The first difference is D u(n) = u(n+1) - u(n) where u(n) is the nth element of sequence u. The second difference is u(n+2) + a u(n+1) + b u(n) = 0 can be converted to a difference equation (in this case, a second order linear difference equation): D2 u(n) + p D u(n) + q u(n) = 0 and vice versa. a, b, p, q are constants.
  • differential backup — (operating system)   A kind of backup that copies all files that have changed since the last full backup. Each differential backup will include all files in previous differential backups since the full backup so to restore a version of a file, you only need to search the full backup and the relevant differential backup. Some systems support differential backup by associating an "Archive" flag with each file and setting this flag whenever the file is modified to indicate that it should be included in the next backup. A differential backup does not change this flag, whereas an incremental backup resets it.
  • differential driver — (hardware)   An electronic device (commonly an integrated circuit), containing two amplifiers, used to drive a differential line.
  • diffraction grating — a band of equidistant, parallel lines, usually more than 5000 per inch (2000 per centimeter), ruled on a glass or polished metal surface for diffracting light to produce optical spectra.
  • diffraction pattern — the phenomenon exhibited by wave fronts that, passing the edge of an opaque body, are modulated, thereby causing a redistribution of energy within the front: it is detectable in light waves by the presence of a pattern of closely spaced dark and light bands (diffraction pattern) at the edge of a shadow.
  • disablement benefit — (in Britain) a noncontributory benefit payable to a person disabled through injury or disease caused by their work
  • disenfranchisements — Plural form of disenfranchisement.
  • distinctive feature — a feature of the sound system of a language that serves as the crucial distinguishing mark between two phonemes, as the distinctive feature of voicing, which distinguishes b from p in English, or nasality, which distinguishes m from b and p.
  • diversified farming — the practice of producing a variety of crops or animals, or both, on one farm, as distinguished from specializing in a single commodity.
  • doctrine of descent — the theory that animals and plants arose by descent from previously existing organisms; theory of evolution
  • draw someone's fire — to attract the criticism or censure of someone
  • drink the health of — to salute or celebrate with a toast
  • efficiency engineer — a person whose work is to increase the productive efficiency of a business or industry by finding better methods of performing various operations, reducing waste and costs, etc.
  • elastic deformation — In elastic deformation a material changes shape when a stress is applied to it but goes back to its original state when the stress is removed.
  • end of transmission — (character)   (EOT) The mnemonic for ASCII character 4.
  • engineering factory — a factory where engineering products are made
  • entry qualification — the qualifications and conditions required to join an organization, club, etc
  • expeditionary force — An expeditionary force is a group of soldiers who are sent to fight in a foreign country.
  • experimenter effect — the influence of an experimenter's expectations on his results
  • fahd ibn abdul aziz — 1923–2005, king of Saudi Arabia (1982–2005)
  • fair-weather friend — a person who cannot be relied on in situations of hardship or difficulty
  • fall in love (with) — to begin to feel love (for)
  • fallacy of division — the fallacy of inferring that a property of the whole is also a property of parts or members of the whole (opposed to fallacy of composition).
  • false consciousness — a Marxist theory that people are unable to see things, especially exploitation, oppression, and social relations, as they really are; the hypothesized inability of the human mind to develop a sophisticated awareness of how it is developed and shaped by circumstances.
  • family practitioner — medical specialization in general practice, requiring training beyond that of general practice and leading to board certification.
  • fashion coordinator — a person in a department store or other establishment who coordinates activities centered upon or related to fashion, as fashion themes, shows, displays, and promotion.
  • fault tolerant unix — (operating system)   (FTX) Stratus's own Unix System V Release 4 multiprocessor operating system. In 2016, FTX is supported but no longer developed. FTX was one of three operating systems supplied by Stratus on their hardware, the other two, HP-UX and VOS, were the more common choices, FTX was only sold on an exceptional basis. Early FTX 3.x releases used an in-house virtual disk layer (VDL) driver, but later releases switched to a version of Veritas VxVM. FTX supported many of the proprietary communications boards (ISDN, serial, parallel, X.25, etc.).
  • fault tree analysis — (programming)   A form of safety analysis that assesses hardware safety to provide failure statistics and sensitivity analyses that indicate the possible effect of critical failures.
  • fault-based testing — (testing)   Software testing using test data designed to demonstrate the absence of a set of pre-specified faults; typically, frequently occurring faults. For example, to demonstrate that the software handles or avoids divide by zero correctly, the test data would include zero.
  • feast of dedication — Hanukkah.
  • february revolution — Russian Revolution (def 1).
  • february-revolution — Also called February Revolution. the uprising in Russia in March, 1917 (February Old Style), in which the Czarist government collapsed and a provisional government was established.
  • feel (like) oneself — to feel normally healthy, fit, etc.
  • feel in one's bones — Anatomy, Zoology. one of the structures composing the skeleton of a vertebrate. the hard connective tissue forming the substance of the skeleton of most vertebrates, composed of a collagen-rich organic matrix impregnated with calcium, phosphate, and other minerals.
  • female circumcision — clitoridectomy.
  • female impersonator — a male performer who dresses as and impersonates women.
  • fertility treatment — the application of any of various methods or procedures to a woman or man to increase the woman's chances of conceiving a baby
  • feynman, richard p. — Richard P. Feynman
  • fifteenth amendment — an amendment to the U.S. Constitution, ratified in 1870, prohibiting the restriction of voting rights “on account of race, color, or previous condition of servitude.”.
  • fight to the finish — A fight to the finish is one in which one of the people or groups fighting is killed or completely defeated.
  • fighter-interceptor — a fighter plane used for the defense of a region against air attack, especially by attacking bombers.
  • figurative language — language that contains or uses figures of speech, especially metaphors.
  • financial ombudsman — any of five British ombudsmen: the Banking Ombudsman, set up in 1986 to investigate complaints from bank customers; the Building Society Ombudsman, set up in 1987 to investigate complaints from building society customers; the Insurance Ombudsman, set up in 1981 to investigate complaints by policyholders (since 1988 this ombudsman has also operated a Unit Trust Ombudsman scheme); the Investment Ombudsman set up in 1989 to investigate complaints by investors (the Personal Investment Authority Ombudsman is responsible for investigating complaints by personal investors); and the Pensions Ombudsman, set up in 1993 to investigate complaints regarding pension schemes
  • financial statement — a document that records the financial activities and state of an organization or person
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