18-letter words containing s, i, e, g, n
- absolute magnitude — the apparent magnitude a given star would have if it were situated at a distance of 10 parsecs (32.6 light years) from the earth
- acceptance testing — (programming) Formal testing conducted to determine whether a system satisfies its acceptance criteria and thus whether the customer should accept the system.
- adaptive answering — (communications) A feature which allows a faxmodem to answer the telephone and decide whether the incoming call is a fax or data call. Most Class 1 faxmodems do this. The U.S. Robotics Class 1 implementation however seems not to do it, it must be set to answer as either one or the other.
- addressing machine — a printer that prints addresses directly on to letters, labels, and envelopes
- advertising agency — An advertising agency is a company whose business is to create advertisements for other companies or organizations.
- age discrimination — discrimination against older people, especially by employers
- agro-industrialize — to industrialize the agriculture of: to agro-industrialize a developing nation.
- all the king's men — a novel (1946) by Robert Penn Warren.
- along the lines of — similar to
- alternate straight — a hand consisting of five cards following one another by two in order of denomination, as a five, seven, nine, jack, and king, being of special value in certain games.
- alternating series — a series, usually infinite, in which successive terms have opposite signs, as 1 − ½ + ¼ − ⅛ +. ….
- angiotensinogenase — (enzyme) renin.
- angular dispersion — a measure of the angular separation of light rays of different wavelength or color traversing a prism or diffraction grating, equal to the rate of change of the angle of deviation with respect to the change in wavelength.
- anti-miscegenation — marriage or cohabitation between two people from different racial groups, especially, in the U.S., between a black person and a white person: In 1968 the Supreme Court ruled unanimously that state laws prohibiting miscegenation were unconstitutional.
- antiferromagnetism — the phenomenon exhibited by substances that resemble paramagnetic substances in the value of their relative permeability but that behave like ferromagnetic substances when their temperature is varied
- antisegregationist — opposed to the segregation of different races in any human activity
- aristotelian logic — the logical theories of Aristotle as developed in the Middle Ages, concerned mainly with syllogistic reasoning: traditional as opposed to modern or symbolic logic
- arm's-length price — a price of a transaction agreed in accordance with market values, disregarding any connection such as common ownership of the companies involved
- aseptic meningitis — a mild form of meningitis usually caused by one of several viruses, characterized by headache, fever, and neck stiffness.
- assignment problem — (mathematics, algorithm) (Or "linear assignment") Any problem involving minimising the sum of C(a, b) over a set P of pairs (a, b) where a is an element of some set A and b is an element of set B, and C is some function, under constraints such as "each element of A must appear exactly once in P" or similarly for B, or both. For example, the a's could be workers and the b's projects. The problem is "linear" because the "cost function" C() depends only on the particular pairing (a, b) and is independent of all other pairings.
- assortative mating — the reproductive pairing of individuals that have more traits in common than would likely be the case if mating were random (contrasted with disassortative mating).
- at your fingertips — If you say that something is at your fingertips, you approve of the fact that you can reach it easily or that it is easily available to you.
- atmospheric engine — an early form of single-acting engine in which the power stroke is provided by atmospheric pressure acting upon a piston in an exhausted cylinder.
- attendance figures — the number of people present at events such as football matches or concerts
- be lost in thought — If you are lost in thought, you give all your attention to what you are thinking about and do not notice what is going on around you.
- bellingshausen sea — an area of the S Pacific Ocean off the coast of Antarctica
- biological parents — the biological mother and father of a child
- bird's-nest fungus — any fungus of the family Nidulariaceae, having a nestlike spore-producing body containing egglike spore-filled structures
- blissful ignorance — unawareness or inexperience of something unpleasant
- bosnia-herzegovina — a country in SE Europe; a constituent republic of Yugoslavia until 1991; in a state of civil war (1992–95); Serbian and Croatian forces were also involved: mostly barren and mountainous, with forests in the east. Languages: Bosnian, Croatian, and Serbian (formerly all regarded together as Serbo-Croat). Religion: Muslim, Serbian Orthodox, and Roman Catholic. Currency: marka (pegged to the euro). Capital: Sarajevo. Pop: 3 875 723 (2013 est). Area: 51 129 sq km (19 737 sq miles)
- boulogne-sur-seine — an industrial suburb of SW Paris. Pop: 106 367 (1999)
- breathing exercise — an exercise intended to promote effective and healthy breathing and breath control
- brightness control — a control that enables the brightness of the image on a television screen, computer monitor, etc to be adjusted
- bring someone luck — If you say that something brings bad luck or brings someone good luck, you believe that it has an influence on whether good or bad things happen to them.
- bring to its knees — If a country or organization is brought to its knees, it is almost completely destroyed by someone or something.
- bring-and-buy sale — A bring-and-buy sale is an informal sale to raise money for a charity or other organization. People who come to the sale bring things to be sold and buy things that other people have brought.
- broadcasting house — any of a number of buildings in the UK from which the BBC broadcasts or has broadcast
- building materials — materials such as bricks, cement, timber, etc
- burn one's bridges — If you burn your bridges, you do something which forces you to continue with a particular course of action, and makes it impossible for you to return to an earlier situation or relationship.
- burn one's fingers — to suffer from having meddled or been rash
- cabernet sauvignon — a black grape originally grown in the Bordeaux area of France, and now throughout the wine-producing world
- catalogue raisonne — a descriptive catalogue, esp one covering works of art in an exhibition or collection
- cauliflower fungus — a large edible white to yellowish cauliflowerlike mushroom, Sparassis radicata, widely distributed in North America.
- celestial guidance — the guidance of a spacecraft or missile by reference to the position of one or more celestial bodies
- cervical screening — a screening for cervical cancer
- chattering classes — The chattering classes are people such as journalists, broadcasters, or public figures who comment on events but have little or no influence over them.
- chinese gooseberry — kiwi (sense 2)
- cigar-store indian — a wooden statue of an American Indian, traditionally displayed at the entrance of cigar stores.
- closed-box testing — functional testing
- collection charges — the charges levied to cover expenses for the collection of debt
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