18-letter words containing a, d, m, e
- hebdomadal council — the governing council or senate of Oxford University
- hedge fund manager — a person in charge of managing a hedge fund and making its investments
- hemidemisemiquaver — a sixty-fourth note.
- hermaphrodite brig — a two-masted sailing vessel, square-rigged on the foremast and fore-and-aft-rigged on the mainmast.
- high-grade mineral — a mineral fulfilling certain conditions as regards purity or other physical properties
- higher-order macro — A means of expressing certain higher-order functions in a first order language. Proposed by Phil Wadler. Higher-order macros cannot be recursive at the top level but they may contain recursive definitions. E.g. See partial evaluation.
- histamine headache — cluster headache.
- homelands movement — the programme to resettle native Australians on their tribal lands
- honour moderations — (at Oxford University) the first public examination, in which candidates are placed into one of three classes of honours
- hydroflumethiazide — A diuretic drug.
- hydroxytryptamines — Plural form of hydroxytryptamine.
- hyperaldosteronism — aldosteronism.
- ice cream headache — Also called ice-cream headache. a pain in the temples and forehead brought on by quickly consuming very cold food or drink.
- impedance matching — the technique of choosing or adjusting electric circuits and components so that the impedance of the load is equal to the internal impedance of the power source, thereby optimizing the power transfer from source to load.
- imploded consonant — a consonant which is pronounced with or by implosion
- in inverted commas — If you say in inverted commas after a word or phrase, you are indicating that it is inaccurate or unacceptable in some way, or that you are quoting someone else.
- incidental damages — law: incurred by contract breach
- indiscriminateness — The state of being indiscriminate.
- informatory double — a double intended to inform one's partner that one has a strong hand and to urge a bid regardless of the strength of his or her hand.
- infrared astronomy — the study of infrared radiation emitted by celestial objects.
- instrument landing — an aircraft landing accomplished by use of gauges on the instrument panel and ground-based radio equipment, with limited reference to outside visual signals.
- james baird weaver — James Baird, 1833–1912, U.S. politician: congressman 1879–81, 1885–89.
- japanese andromeda — an Asian evergreen shrub, Pieris japonica, of the heath family, having broad, glossy leaves and drooping clusters of whitish blossoms.
- jerusalem syndrome — a delusive condition affecting some visitors to Jerusalem in which the sufferer identifies with a major figure from his or her religious background
- jet-enamelled ware — English Worcester porcelain ware of the 18th century, transfer-printed in black.
- jimenez de quesada — Gonzalo [gawn-thah-law,, -sah-] /gɔnˈθɑ lɔ,, -ˈsɑ-/ (Show IPA), 1497?–1579, Spanish explorer and conqueror in South America.
- jose de san martin — José de [haw-se th e] /hɔˈsɛ ðɛ/ (Show IPA), 1778–1850, South American general and statesman, born in Argentina: leader in winning independence for Argentina, Peru, and Chile; protector of Peru 1821–22.
- justice department — the United States federal department for enforcing federal laws
- kitchen-sink drama — a type of drama of the 1950s depicting the sordid aspects of domestic reality
- light displacement — the weight of a ship with all its permanent equipment, excluding the weight of cargo, persons, ballast, dunnage, and fuel, but usually including the weight of permanent ballast and water used to operate steam machinery.
- limit-state design — a design criterion specifying that with acceptable probabilities a structure will not reach a limit state in which it either is unfit for the use for which it was designed (unavailability limit state) or fails (ultimate limit state)
- limiting adjective — (in English and some other languages) one of a small group of adjectives that modify the nouns to which they are applied by restricting rather than describing or qualifying. This, some, and certain are limiting adjectives.
- literal-mindedness — the quality or state of tending to take words in their literal sense
- little namaqualand — an arid coastal region in the S part of Namibia, extending into the Cape of Good Hope province of the Republic of South Africa, divided by the Orange River into two regions, one in Namibia (Great Namaqualand) the other in South Africa (Little Namaqualand) inhabited by the Nama.
- madagascar jasmine — a Madagascan twining, woody vine, Stephanotis floribunda, of the milkweed family, having waxy-white, fragrant flowers.
- madeira embroidery — broderie anglaise.
- magnesium peroxide — a white, tasteless, water-insoluble powder, MgO 2 , used as an antiseptic and as an oxidizing and bleaching agent.
- magnetic induction — Also called magnetic flux density. a vector quantity used as a measure of a magnetic field. Symbol: B.
- magnetic recording — the process of recording sound or other data on magnetic tape, wire, etc.
- magnetogasdynamics — magnetohydrodynamics.
- maison-de-molieres — Comédie Française.
- make no difference — to have no effect; not matter
- make someone tired — to annoy or vex someone
- make up one's mind — (in a human or other conscious being) the element, part, substance, or process that reasons, thinks, feels, wills, perceives, judges, etc.: the processes of the human mind.
- man-to-man defense — a method of defense in team sports, especially in basketball and football, in which each member of the defensive team is designated to guard a particular member of the offensive team.
- management studies — the study of the technique, practice, or science of managing a company, business, etc
- mandelbrot, benoit — Benoit Mandelbrot
- manufactured goods — products made by machine
- marine underwriter — an underwriter who specializes in marine insurance
- master boot record — (operating system, storage) A special area on a computer's main hard disk that gives the location of the disk's boot block or bootable partition where the operating system is installed.