23-letter words containing a, t, o, r
- horsehair-blight fungus — a fungal parasite, Marasmius equicrinis, that causes a disease of certain tropical plants, especially tea.
- hortense de beauharnais — Beauharnais, Eugénie Hortense de.
- hunchback of notre dame — French Notre Dame de Paris. a novel (1831) by Victor Hugo.
- hypergeometric equation — a differential equation of the form, (x 2 − x) d 2 y / d 2 x + [(a+b +1) x−c ] dy/dx + abx =0, where a, b, and c are arbitrary constants.
- hypobetalipoproteinemia — (pathology) A low level of betalipoprotein (low-density lipoprotein) in the bloodstream.
- hypothetical imperative — (esp in the moral philosophy of Kant) any conditional rule of action, concerned with means and ends rather than with duty for its own sake
- identification bracelet — a bracelet, usually of metal links, having an identification plate for the name of the wearer.
- immigration authorities — the authorities or official government bodies who regulate laws regarding immigration and immigrants
- immunological tolerance — the absence of antibody production in response to the presence of antigens, usually as a result of previous exposure to the antigens
- in favour/out of favour — If someone or something is in favour, people like or support them. If they are out of favour, people no longer like or support them.
- in the arms of morpheus — sleeping
- in the nature of things — If you say that something is in the nature of things, you mean that you would expect it to happen in the circumstances mentioned.
- in your heart of hearts — If you believe or know something in your heart of hearts, that is what you really believe or think, even though it may sometimes seem that you do not.
- indirect discrimination — discrimination by means of rules, regulations or procedures that may appear to be neutral, but which actually discriminate against certain groups of people.
- industrial psychologist — a person who studies human behaviour and cognitive processes in relation to the working environment
- informatics corporation — (company) Renamed to Sterling Software Corp.
- initial public offering — An initial public offering is the first offering of stock when a company goes public.
- integrated fire control — an electronic system that locates and tracks a target, computes the data, and employs a weapon to destroy it.
- interchange file format — (file format) (IFF, full name "EA IFF 1985") A generic file format published by Electronic Arts as an open standard. IFF is chunk-based and hierarchical so files can include other files. It is easily extensible and an all round Good Idea. An IFF file starts with one of the following "group IDs": 'FORM', 'LIST' or 'CAT '. This is followed by an unsigned 32-bit number of bytes in the remainder of the file. Then comes an ID that indicates which type of IFF file this is. The main image type is ILBM, audio is either AIFF or 8SVX, animations are ANIM etc. An IFF file will probably have a filename extension related to this file type stored in the file. The rest of the file is divided into chunks each of which also has a four-byte header and byte count.
- intermediate technology — technology which combines sophisticated ideas with cheap and readily available materials, esp for use in developing countries
- internal rate of return — an interest rate giving a net present value of zero when applied to the expected cash flow of a project. Its value, compared to the cost of the capital involved, is used to determine the project's viability
- internal reconstruction — the hypothetical reconstruction of an earlier stage of a language or of some part of it, as its phonology, by deductions from irregularities in its present structure, as the reconstruction of a stage in English when certain instances of r were related to s in a systematic way by comparing the pair was:were to other pairs, as lose:forlorn.
- international date line — the line approximately following the 180° meridian from Greenwich on the east side of which the date is one day earlier than on the west
- international relations — a branch of political science dealing with the relations between nations.
- 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.
- irish christian brother — Brother of the Christian Schools (def 2).
- joint test action group —
- katmai new instructions — Streaming SIMD Extensions
- keep sth under your hat — If you tell someone to keep a piece of information under their hat, you are asking them not to tell anyone else about 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.
- knight in shining armor — chivalrous man
- lady chatterley's lover — a novel (1928) by D. H. Lawrence.
- large-scale integration — LSI.
- largemouth (black) bass — a black bass (Micropterus salmoides) found in warm, sluggish waters
- 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
- lead replacement petrol — a less toxic fuel introduced in 2000 for cars requiring leaded petrol
- leave no stone unturned — the hard substance, formed of mineral matter, of which rocks consist.
- lesser peach tree borer — the larva of a clearwing moth, Synanthedon pictipes, distributed throughout the eastern U.S. and Canada but most prevalent in the South, that burrows into the injured trunks and branches of stone fruit trees.
- lieutenant junior grade — a commissioned officer ranking above an ensign and below a lieutenant.
- lingual protrusion lisp — a speech defect consisting in pronouncing s and z like or nearly like the th- sounds of thin and this, respectively.
- 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
- lock, stock, and barrel — a device for securing a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a key, dial, etc.
- lower of cost or market — Lower of cost or market is a method of valuing assets where the asset is valued at either the historical cost or the fair market value, whichever is lower.
- magnetic resonance scan — MR scan.
- magneto-encephalography — a record of the magnetic field of the brain. Abbreviation: MEG.
- magnetohydrodynamically — In a magnetohydrodynamic way.
- magnetomechanical ratio — the ratio of the angular momentum of a rotating charged particle to its magnetic moment; the reciprocal of the gyromagnetic ratio.
- main distribution frame — (networking) (MDF) The network closet containing the main hub.
- make allowances for sth — If you make allowances for something, you take it into account in your decisions, plans, or actions.
- martha washington chair — a chair of the 18th century having a high upholstered back, a low upholstered seat, and short arms resting on incurvate supports.