20-letter words containing f, l, u, o

flame-fusion process — Verneuil process.
flavour of the month — If you think that something or someone is very popular at a particular time, you can say that they are flavour of the month.
fold-and-thrust belt — a linear or arcuate region of the earth's surface that has been subjected to severe folding and thrust faulting
fontainebleau school — a group of artists, many of them Italian and Flemish, who worked on the decorations of the palace of Fontainebleau in the 16th century.
four-colour glossies — 1. Literature created by marketroids that allegedly contains technical specs but which is in fact as superficial as possible without being totally content-free. "Forget the four-colour glossies, give me the tech ref manuals." Often applied as an indication of superficiality even when the material is printed on ordinary paper in black and white. Four-colour-glossy manuals are *never* useful for finding a problem. 2. [rare] Applied by extension to manual pages that don't contain enough information to diagnose why the program doesn't produce the expected or desired output.
fourth international — a loose federation of small groups of radical socialists formed in 1936 under the leadership of Leon Trotsky and hostile to the Soviet Union. Compare international (def 6).
fractionating column — a long vertical cylinder used in fractional distillation, in which internal reflux enables separation of high and low boiling fractions to take place
frankfurt horizontal — Craniometry. the plane established when right and left poria and left orbitale are in the same horizontal plane.
frequency modulation — FM.
frontenac et palluau — Comte de (Louis de Buade) 1620?–98, French governor of New France 1672–82, 1689–98.
full to the gunwales — completely full; full to overflowing
fulminate of mercury — a gray, crystalline solid, Hg(CNO) 2 , used chiefly in the manufacture of commercial and military detonators.
fulminating compound — a fulminate.
function application — A function applied to (some of) its arguments. If it is not applied to all its argument then it is a "partial application". Application is usually written in the form f(x) but some languages such as command-line interpreters and many functional languages use juxtaposition: f x. Lisp places the parentheses around the whole application: (f x).
fundamental constant — a physical constant, such as the gravitational constant or speed of light, that plays a fundamental role in physics and chemistry and usually has an accurately known value
gentleman of fortune — an adventurer.
godefroy de bouillon — c1060–1100, French crusader.
group life insurance — a form of life insurance available to members of a group, typically employees of a company, under a master policy.
helmeted guinea fowl — the common guinea fowl in its wild state.
hexafluoroantimonate — (inorganic chemistry) The anion SbF6- or any salt containing this anion; it is used as an acidic catalyst in epoxide opening reactions.
houses of parliament — In Britain, the Houses of Parliament are the British parliament, which consists of two parts, the House of Commons and the House of Lords. The buildings where the British parliament does its work are also called the Houses of Parliament.
hydrodesulfurization — desulfurization by catalytic agents of the sulfur-rich hydrocarbons obtained from petroleum or the like during cracking or hydrocracking.
ideal of pure reason — God, seen as an idea of pure reason unifying the personal soul with the cosmos.
ignatius (of) loyola — Saint(born Iñigo López de Recalde) (1491-1556); Sp. priest: founder of the Society of Jesus (Jesuit order): his day is July 31
in (or out of) play — in (or not in) the condition for continuing play
in the lap of luxury — If you say that someone lives in the lap of luxury, you mean that they live in conditions of great comfort and wealth.
information builders — Distributors of LEVEL5 OBJECT. Telephone +1 800 969 INFO.
intestinal fortitude — courage; resoluteness; endurance; guts: to have intestinal fortitude.
joint life insurance — life insurance covering two or more persons, the benefits of which are paid after the first person dies.
joule-thomson effect — the change of temperature that a gas exhibits during a throttling process, shown by passing the gas through a small aperture or porous plug into a region of low pressure.
justifiable homicide — murder committed under extenuating circumstances
land-office business — a lively, booming, expanding, or very profitable business.
laugh one's head off — Phrases such as laugh your head off and scream your head off can be used to emphasize that someone is laughing or screaming a lot or very loudly.
law of large numbers — the theorem in probability theory that the number of successes increases as the number of experiments increases and approximates the probability times the number of experiments for a large number of experiments.
law of superposition — Geology. a basic law of geochronology, stating that in any undisturbed sequence of rocks deposited in layers, the youngest layer is on top and the oldest on bottom, each layer being younger than the one beneath it and older than the one above it.
leg-of-mutton sleeve — a sleeve on a woman's garment that is loose on the arm but tight at the wrist
life-support machine — A life-support machine is the equipment that is used to keep a person alive when they are very ill and cannot breathe without help.
lighthouse coffeepot — a coffeepot of the late 17th and 18th centuries, having a tapering, circular body with a domed lid.
like a house on fire — If two people get on like a house on fire, they quickly become close friends, for example because they have many interests in common.
liturgy of the hours — a revision (promulgated in 1970) of the arrangement and texts of the Divine Office
logarithmic function — a function defined by y = log bx, especially when the base, b, is equal to e, the base of natural logarithms.
longitudinal framing — a system for framing steel vessels in which light, closely spaced, longitudinal frames are connected by heavy, widely spaced transverse frames with deep webs.
look before you leap — be aware of the risks involved in sth
member of the public — a member of the general population
molybdenum disulfide — a black crystalline powder, MoS 2 , insoluble in water, used as a lubricant and as a hydrogenation catalyst.
most general unifier — (logic) If U is the most general unifier of a set of expressions then any other unifier, V, can be expressed as V = UW, where W is another substitution. See also unification.
of no/little account — If you say that something is of no account or of little account, you mean that it is very unimportant and is not worth considering.
of value/of no value — If something is of value, it is useful or important. If it is of no value, it has no usefulness or importance.
ousterhout's fallacy — Ousterhout's dichotomy
paper qualifications — qualifications gained through official examinations, etc, rather than through experience

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