18-letter words containing a, l, m, o, n, e
- fragile x syndrome — a widespread form of mental retardation caused by a faulty gene on the X chromosome.
- fragile-x syndrome — an inherited condition characterized by learning disability: affected individuals have an X-chromosome that is easily damaged under certain conditions
- fulminating powder — powder that explodes by percussion.
- gainful employment — an occupation that pays an income
- gamblers anonymous — an organization that holds group meetings to help people who are addicted to gambling
- gene amplification — an increase in the frequency of replication of a DNA segment.
- genetic algorithms — genetic algorithm
- genital mutilation — any type of cutting or removal of all or some of the genital organs, especially excision of the clitoris.
- gentleman-commoner — (formerly) a member of a class of commoners enjoying special privileges at Oxford University.
- going to jerusalem — musical chairs.
- golden bantam corn — a horticultural variety of sweet corn having yellow kernels.
- good conduct medal — a medal awarded an enlisted person for meritorious behavior during the period of service.
- hamilton's problem — Hamiltonian problem
- hebdomadal council — the governing council or senate of Oxford University
- heimlich manoeuvre — a technique in first aid to dislodge a foreign body in a person's windpipe by applying sudden upward pressure on the upper abdomen
- hepatosplenomegaly — Enlargement of both the liver and spleen.
- homelands movement — the programme to resettle native Australians on their tribal lands
- honeysuckle family — the plant family Caprifoliaceae, typified by shrubs and woody vines having opposite leaves, clusters of usually flaring, narrow, tubular flowers, and various types of fruit, and including the elder, honeysuckle, snowberry, twinflower, and viburnum.
- honourable mention — If something that you do in a competition is given an honourable mention, it receives special praise from the judges although it does not actually win a prize.
- hyperaldosteronism — aldosteronism.
- imploded consonant — a consonant which is pronounced with or by implosion
- impressionableness — The quality of being impressionable.
- in compliance with — in accordance with
- in terrorem clause — a clause in a will stating that a beneficiary who contests the will shall lose his or her legacy.
- incommensurability — not commensurable; having no common basis, measure, or standard of comparison.
- 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.
- involuntary muscle — muscle: contracts involuntarily
- james-lange theory — a theory that emotions are caused by bodily sensations; for example, we are sad because we weep
- 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
- johnny-come-lately — a late arrival or participant; newcomer: the Johnny-come-latelies producing space-war films after the trend had ended.
- king-of-the-salmon — a ribbonfish, Trachypterus altivelis, of northern parts of the Pacific Ocean.
- lactogenic hormone — prolactin.
- lagrange's theorem — the theorem that the order of each subgroup of a finite group is a factor of the order of the group.
- lambeth conference — a convention of the bishops of the Anglican communion, held about every 10 years at Lambeth Palace to confer but not to define doctrine or to legislate on ecclesiastical matters.
- launching ceremony — a ceremony that celebrates the launch of a ship for the first time into the water
- limestone pavement — a horizontal surface of exposed limestone in which the joints have been enlarged, cutting the surface into roughly rectangular blocks
- linear combination — a sum of products of each quantity times a constant: The expression aX + bY + cZ is a linear combination of X, Y, and Z, where a, b, and c are constants.
- linear programming — any of several methods for finding where a given linear function of several nonnegative variables assumes an extreme value and for determining the extreme value, the variable usually being subjected to constraints in the form of linear equalities or inequalities.
- literae humaniores — (at Oxford University) the faculty concerned with Greek and Latin literature, ancient history, and philosophy; classics
- local examinations — (in the UK) any of various examinations, such as the GCE, set by university boards and conducted in local centres, schools, etc
- logical complement — (logic) In Boolean algebra, the logical complement or negation of a Boolean value is the opposite value, given by the following truth table: A | -A --+--- T | F F | T -A is also written as A with a bar over it or with a small vertical line hanging from the right-hand end of the "-" (LaTeX \neg) or as A'. In the C programming language, it is !A and in digital circuit design, /A.
- lone-parent family — a family in which there is only one parent
- lose one's marbles — If you say that someone has lost their marbles, you mean that their ideas or behaviour are very strange, as if they have become insane.
- luminous emittance — luminous flux emitted per unit area.
- magnetic potential — a scalar quantity, analogous to the electric potential, defined at each point in a given magnetic field to be equal to the work done in bringing a unit north pole from infinity to the point.
- magnetocrystalline — (physics) Describing the interaction between the magnetization and the crystal structure of a material.
- magnetoelectricity — electricity developed by the action of magnets.
- magnetorheological — (physics) describing a substance whose rheological properties are modified by a magnetic field.
- maison-de-molieres — Comédie Française.
- major tranquilizer — antipsychotic (def 2).