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23-letter words containing f, i, d

  • friedel-crafts reaction — a reaction for the synthesis of hydrocarbons and ketones by the alkylation or acylation of an aromatic compound in the presence of a catalyst, typically anhydrous aluminum chloride.
  • front-end hydrogenation — Front-end hydrogenation is a catalytic process in the early stages of refining which involves the reaction of the carbon-carbon double bond in alkenes with hydrogen.
  • fundamental interaction — any of the four basic interactions that occur in nature: the gravitational, electromagnetic, strong, and weak interactions
  • girl of the golden west — Italian La fanciulla del West. an opera (1910) by Giacomo Puccini.
  • greater spotted dogfish — a cat shark found in the Northeast Atlantic, Scyliorhinus stellaris
  • have a way of doing sth — If you say that someone or something has a way of doing a particular thing, you mean that they often do it.
  • heaviside unit function — the function that is zero for any number less than zero and that is 1 for any number greater than or equal to zero.
  • identification bracelet — a bracelet, usually of metal links, having an identification plate for the name of the wearer.
  • in a world of one's own — If you say that someone is in a world of their own, you mean that they seem not to notice other people or the things going on around them.
  • in the neighbourhood of — In the neighbourhood of a number means approximately that number.
  • in your stockinged feet — wearing stockings or socks but no shoes
  • inherently safer design — Inherently safer design is when a lot of consideration is given to safety when designing a process.
  • integrated fire control — an electronic system that locates and tracks a target, computes the data, and employs a weapon to destroy it.
  • islamic fundamentalists — Muslims who believe in, advocate or support a conservative adherence to literal or traditional interpretations of the Qu'ran and the Sunnah
  • l'apres-midi d'un faune — L'Après-midi d'un Faune.
  • lackland air force base — U.S. Air Force installation in SW central Texas, SW of San Antonio.
  • least significant digit — the digit farthest to the right in a number. Abbreviation: LSD.
  • light and shade surface — (in architectural shades and shadows) a surface in a plane tangent to the parallel rays from the theoretical light source, treated as a shade surface.
  • liquefied petroleum gas — a mixture of various petroleum gases, esp propane and butane, stored as a liquid under pressure and used as an engine fuel
  • magnetic field strength — that part of the magnetic induction that is determined at any point in space by the current density and displacement current at that point independently of the magnetic or other physical properties of the surrounding medium. Symbol: H.
  • main distribution frame — (networking)   (MDF) The network closet containing the main hub.
  • mediterranean fruit fly — a small, black and white, irregularly banded two-winged fly, Ceratitis capitata, of many warm regions, that damages citrus and other succulent fruit crops by implanting eggs that hatch into maggots within the fruit.
  • message digest function — one-way hash function
  • mexican free-tailed bat — any of several small, insect-eating bats of the genus Tadarida, of Mexico and the southwestern U.S., inhabiting limestone caves: residual DDT has reduced most populations.
  • near-infrared radiation — the shorter wavelengths of electromagnetic radiation in the infrared region of the spectrum, extending from about 0.75 to 2.5 micrometers, usually radiation reflected from plant materials.
  • noncommissioned officer — an enlisted person, as a sergeant or corporal, holding any of various ranks below commissioned or warrant officers.
  • not long for this world — nearing death
  • object-oriented fortran — (language)   (OOF) An object-oriented extension of Fortran, in which data items can be grouped into objects, which can be instantiated and executed in parallel. It was available for Sun, Iris, iPSC, and nCUBE, but is no longer supported. E-mail: Donna Reese <[email protected]>.
  • of many years' standing — You can use the expression of many years' standing to say that something has had a particular function or someone has had a particular role for many years. For example, if a place is your home of ten years' standing, it has been your home for ten years.
  • order of military merit — an order awarded to members of the Canadian Forces for conspicuous merit; established in 1972
  • order of the visitation — a religious order of nuns founded in 1610 by St Francis of Sales and dedicated to contemplation and the cultivation of humility, gentleness, and sisterly love
  • ordinary life insurance — life insurance with premiums paid throughout the lifetime of the insured.
  • parkinson's law of data — "Data expands to fill the space available for storage"; buying more memory encourages the use of more memory-intensive techniques. It has been observed over the last 10 years that the memory usage of evolving systems tends to double roughly once every 18 months. Fortunately, memory density available for constant dollars also tends to double about once every 12 months (see Moore's Law); unfortunately, the laws of physics guarantee that the latter cannot continue indefinitely.
  • partial differentiation — the process of finding one of the partial derivatives of a function of several variables.
  • participating preferred — a preferred stock entitled to its fixed dividend and to additional ones on a specified basis after payment of dividends on common stock.
  • patient confidentiality — the law that a doctor or medical practitioner cannot reveal anything said to them by their patients during consultation or treatment
  • peroxymonosulfuric acid — persulfuric acid (def 1).
  • preclinical safety data — Preclinical safety data is information about the safety of a medication that is assessed before clinical trials.
  • preferred provider plan — A preferred provider plan is a health insurance plan in the U.S. written by an organization of hospitals and physicians who provide services to clients of a particular insurance company.
  • product differentiation — the real or illusory distinction between competing products in a market
  • professional misconduct — a violation of the rules or boundaries set by the governing body of a profession
  • profit and loss account — income account (def 2).
  • quantum flavourdynamics — a gauge theory of the electromagnetic and weak interactions
  • radio direction finding — the act or process of finding the direction to a radio source by comparing the signal strength of antennae pointing in different directions
  • rate-of-climb indicator — a flight instrument that indicates the rate of climb or descent of an aircraft.
  • refinery waste disposal — Refinery waste disposal is the system for dealing with waste materials, especially hazardous ones, in a refinery.
  • refuse disposal service — a place or facility where rubbish and waste can be disposed
  • relativity of knowledge — the theory that all knowledge is relative to the mind, or that things can be known only through their effects on the mind, and that consequently there can be no knowledge of reality as it is in itself
  • right, left, and centre — on all sides; from every direction
  • route of administration — A route of administration is the means by which a drug or agent enters the body, such as by mouth or by injection.
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