23-letter words containing a, i, r, t, f

interval of convergence — an interval associated with a given power series such that the series converges for all values of the variable inside the interval and diverges for all values outside it.
kinetic theory of gases — a theory that the particles in a gas move freely and rapidly along straight lines but often collide, resulting in variations in their velocity and direction. Pressure is interpreted as arising from the impacts of these particles with the walls of a container.
law enforcement officer — an official employee who prevents and detects crime and who maintains and upholds the police, such as a police officer, sheriff, customs officer etc
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.
masters of the universe — extremely powerful and wealthy members of the financial professions
meaningful relationship — a romantic relationship based upon mutual respect and supportiveness and marked by a sense of commitment and fulfillment.
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.
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.
nigger of the narcissus — a novel (1897) by Joseph Conrad.
not a hair out of place — If you say that someone has not a hair out of place, you are emphasizing that they are extremely smart and neatly dressed.
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.
one thing after another — If you talk about one thing after another, you are referring to a series of repeated or continuous events.
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
osteogenesis imperfecta — a rare hereditary disease in which abnormal connective tissue development leads to fragile bones subject to fracture.
pan-africanist congress — a South African liberation movement founded in 1959, now a political party known as the Pan-Africanist Congress of Azania
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.
portable tool interface — (programming, standard) (PTI) A standard such as PCTE, allowing interworking between different software tools via defined interfaces to the user and to the repository or object management system.
power factor correction — Power factor correction is the process of increasing the power factor to near unity without altering the original load.
preclinical safety data — Preclinical safety data is information about the safety of a medication that is assessed before clinical trials.
price out of the market — to charge so highly for as to prevent the sale, hire, etc, of
print services facility — (printer) (PSF) IBM's system software which generates native IBM printer language, IPDS and, depending on the version, PostScript and LaserJet PCL. See also: Advanced Function Presentation.
process intensification — Process intensification is a change made to a process to make it work in a smaller volume for the same performance.
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
quay financial software — CSK Software
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.
reincarnation, cycle of — cycle of reincarnation
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
retrolental fibroplasia — an unusual eye disease occurring in premature infants, usually from being given high concentrations of oxygen, which causes abnormal formation of fibrous tissue behind the lens and often results in blindness.
right, left, and centre — on all sides; from every direction
rite of intensification — a ritual or ceremony performed by a community in a time of crisis that affects all members, as a rain dance during a drought.
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.
self extracting archive — (file format) (SEA) An archive format used on the Apple Macintosh. Double-clicking a file of this type should extract its contents.
separation of variables — a grouping of the terms of an ordinary differential equation so that associated with each differential is a factor consisting entirely of functions of the independent variable appearing in the differential.
small-saver certificate — a savings certificate issued in a small denomination.
software developers kit — (jargon, product) (SDK, or "Software Development Kit") Software provided by a software vendor to allow their products to be used with those of other software vendors.
split-fingered fastball — a pitch, similar to the forkball but thrown with the same arm speed as a fastball, that drops suddenly as it nears the batter.
state-certified midwife — a midwife with a recognized qualification

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