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

like a ton of bricks — (used esp of the manner of punishing or reprimanding someone) with great force; severely
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
lower yosemite falls — a section of Yosemite Falls in central California, in the Yosemite National Park, that is 98 m (320 ft) high
loyal order of moose — See under moose (def 2).
madwoman of chaillot — a satirical comedy (1945) by Jean Giraudoux.
make head or tail of — to attempt to understand (a problem, etc)
margaret of scotland — Saint. 1045–93, queen consort of Malcolm III of Scotland. Her piety and benefactions to the church led to her canonization (1250). Feast days: June 10, Nov 16
master of the revels — an English court official from the late 15th to early 18th centuries responsible to the Lord Chamberlain for overseeing and paying for court entertainments.
member of parliament — A Member of Parliament is a person who has been elected by the people in a particular area to represent them in a country's parliament. The abbreviation MP is often used.
methyl chloroformate — a colorless liquid, C 2 H 3 ClO 2 , used chiefly in organic synthesis.
morning glory family — the plant family Convulvulaceae, characterized by twining herbaceous vines, shrubs, and trees having alternate, simple, or compound leaves, funnel-shaped, often showy flowers, and fruit in the form of a berry or capsule, and including bindweed, dodder, moonflower, morning glory, and sweet potato.
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.
mother of the chapel — (in British trade unions in the publishing and printing industries) a woman shop steward
mother-of-pearl moth — a pyralid moth, Pleuroptya ruralis, having a pale sheen, that is often seen around nettles, on which its green larvae feed
no lack of something — If you say there is no lack of something, you are emphasizing that there is a great deal of it.
normal magnification — the magnification produced by a telescope or microscope such that the diameter of the exit pupil of the instrument is equal to the diameter of the pupil of the eye.
normal zeeman effect — the dividing of a spectral line or lines as a result of placing a radiation source in a magnetic field. The division consists of three equally spaced lines (normal Zeeman effect) in systems for which the spin quantum number is zero, or of three or more unequally spaced lines (anomalous Zeeman effect) in systems for which the spin quantum number is not zero.
north atlantic drift — an ocean current flowing NE toward the British Isles, formed by the convergence of the Gulf Stream and the Labrador Current SE of Newfoundland.
northern leaf blight — a disease of corn caused by the fungus Exsherohilum turcicum, characterized by elongate tan-gray elliptical spots with subsequent blighting and necrosis of leaves.
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.
official secrets act — law: legislation protecting state secret
old man of the woods — an edible, mild-tasting mushroom, Strobilomyces floccopus, occurring in coniferous woodlands of eastern North America.
olfactory anesthesia — absence or loss of the sense of smell.
on the factory floor — in a factory; as a factory worker
order bill of lading — a bill of lading that is issued to the order of a shipper or consignee for delivery of the goods and that can be transferred by endorsement to third parties.
ousterhout's fallacy — Ousterhout's dichotomy
paper qualifications — qualifications gained through official examinations, etc, rather than through experience
pappus of alexandria — 3rd century bc, Greek mathematician, whose eight-volume Synagoge is a valuable source of information about Greek mathematics
parallel of altitude — almucantar.
parallel of latitude — parallel (def 9).
particulars of claim — (in England) the first reading made by the claimant in a county court action, showing the facts upon which he or she relies in support of a claim and the relief asked for
patent foramen ovale — a congenital heart defect resulting from failure of the foramen ovale to close shortly after birth.
peaceful coexistence — competition without war, or a policy of peace between nations of widely differing political systems and ideologies, especially between Communist and non-Communist nations: peaceful coexistence between the U.S. and the Soviet Union.
permonosulfuric acid — persulfuric acid (def 1).
pleased with oneself — If someone seems very satisfied with something they have done, you can say that they are pleased with themselves, especially if you think they are more satisfied than they should be.
pledge of allegiance — a solemn oath of allegiance or fidelity to the U.S., beginning, “I pledge allegiance to the flag,” and forming part of many flag-saluting ceremonies in the U.S.
potential difference — voltage
prefecture apostolic — a territory in the early stage of missionary development.
probability function — the function the values of which are probabilities of the distinct outcomes of a discrete random variable
quantum field theory — any theory in which fields are treated by the methods of quantum mechanics; each field can then be regarded as consisting of particles of a particular kind, which may be created and annihilated.
refracting telescope — an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal forms (refracting telescope) consists essentially of an objective lens set into one end of a tube and an adjustable eyepiece or combination of lenses set into the other end of a tube that slides into the first and through which the enlarged object is viewed directly; the other form (reflecting telescope) has a concave mirror that gathers light from the object and focuses it into an adjustable eyepiece or combination of lenses through which the reflection of the object is enlarged and viewed. Compare radio telescope.
refuse disposal unit — a unit or part of a sink that disposes of waste food, etc, by grinding
republic of maldives — a republic occupying an archipelago of 1087 coral islands in the Indian Ocean, southwest of Sri Lanka: came under British protection in 1887; became independent in 1965 and a republic in 1968; member of the Commonwealth (1982–2016). The economy and infrastructure were severely damaged in the Indian Ocean tsunami of December 2004. Official language: Divehi. Official religion: (Sunni) Muslim. Currency: rufiyaa. Capital: Malé. Pop: 393 988 (2013 est). Area: 298 sq km (115 sq miles)
request for proposal — (programming) (RFP) The publication by a prospective software purchaser of details of the required system in order to attract offers by software developers to supply it. Software development under contract starts with the selection of the software developer by the customer. A request for proposal (also called in Britain an "invitation to tender") is the beginning of the selection process.
ring wall foundation — A ring wall foundation is a base made of concrete, used to put large tanks on.
royal air force list — an official list of all serving commissioned officers of the RAF and reserve officers liable for recall
scientific socialism — Marxist socialism

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