21-letter words containing d, e, l, i, r, u
- full faith and credit — the obligation under Article IV of the U.S. Constitution for each state to recognize the public acts, records, and judicial proceedings of every other state.
- gilt-edged securities — government securities on which interest payments will certainly be met and that will certainly be repaid at par on the due date
- gird (up) one's loins — to get ready to do something difficult or strenuous
- greater sunda islands — a group of islands in the W Malay Archipelago, forming the larger part of the Sunda Islands: consists of Borneo, Sumatra, Java, and Sulawesi
- guaranteed scheduling — (algorithm) A scheduling algorithm used in multitasking operating systems that guarantees fairness by monitoring the amount of CPU time spent by each user and allocating resources accordingly.
- hindu-arabic numerals — Arabic numeral.
- illinois bundleflower — a warm-season perennial, Desmanthus illinoensis, having small brown legumes and fernlike leaves, native to North American prairies, glades, and pastures.
- indigenous australian — another name for Aboriginal and Torres Strait Islander
- indo-australian plate — a major tectonic division of the earth's crust, comprising India and the Australian continent and adjacent suboceanic basins (the Tasman, South Australian, Mid-Indian, Cocos, and Australian basins); separated from the Eurasian Plate by the Java Trench, from the Pacific Plate by the Tonga-Kermadec Trench, and from the African Plate by a series of mid-ocean ridges (the Carlsberg, Mid-Indian, and Southeast Indian ridges).
- industrial revolution — (sometimes initial capital letters) the totality of the changes in economic and social organization that began about 1760 in England and later in other countries, characterized chiefly by the replacement of hand tools with power-driven machines, as the power loom and the steam engine, and by the concentration of industry in large establishments.
- kekule von stradonitz — Friedrich August [free-drikh ou-goo st] /ˈfri drɪx ˈaʊ gʊst/ (Show IPA), 1829–96, German chemist.
- lafayette, marquis de — Marie Joseph Paul Yves Roch Gilbert du Motier [ma-ree zhaw-zef pawl eev rawk zheel-ber dy maw-tyey] /maˈri ʒɔˈzɛf pɔl iv rɔk ʒilˈbɛr dü mɔˈtyeɪ/ (Show IPA), Marquis de. Also, La Fayette. 1757–1834, French soldier, statesman, and liberal leader, who served in the American Revolutionary Army as aide-de-camp to General Washington, and took a leading part in the French revolutions of 1789 and 1830.
- lafcadio's adventures — French Les Caves du Vatican. a novel (1914) by André Gide.
- lambeth quadrilateral — the four essentials agreed upon at the Lambeth Conference of 1888 for a United Christian Church, namely, the Holy Scriptures, the Apostles' Creed, the sacraments of baptism and Holy Communion, and the historic episcopate
- language-based editor — language-sensitive editor
- learning difficulties — difficulty experienced in reaching the average standard of people of the same age group as regards intellectual and cognitive skills and performance
- like a blue-arsed fly — in a state of frenzied activity
- liquefied natural gas — a mixture of various gases, esp methane, liquefied under pressure for transportation and used as an engine fuel
- lost in the underflow — (jargon) Too small to be worth considering; more specifically, small beyond the limits of accuracy or measurement. This is a reference to "floating point underflow". The Hacker's Jargon File claimed that it is also a pun on "undertow" (a kind of fast, cold current that sometimes runs just offshore and can be dangerous to swimmers). "Well, sure, photon pressure from the stadium lights alters the path of a thrown baseball, but that effect gets lost in the underflow". Compare epsilon, epsilon squared; see also overflow bit.
- macgillicuddy's reeks — a mountain range in County Kerry, SW Ireland. Highest peak (also highest in Ireland), Carrantuohill, 3414 feet (1041 meters).
- maître d'hôtel butter — melted butter mixed with parsley and lemon juice
- maple-leaved viburnum — dockmackie.
- medical jurisprudence — forensic medicine.
- medium access control — Media Access Control
- mucopolysaccharidoses — Plural form of mucopolysaccharidosis.
- multi-ringed compound — A multi-ringed compound is a compound which has 70 or more carbon atoms, often a residual compound.
- non-maintainer upload — (operating system) (NMU) A release of a Debian package by someone other than its usual maintainer. E.g. "The bug was fixed in a recent NMU."
- northumberland strait — the part of the Gulf of St. Lawrence that separates Prince Edward Island from New Brunswick and Nova Scotia, in SE Canada. About 200 miles (320 km) long; 9–30 miles (15–48 km) wide.
- optical double (star) — double star (sense 2)
- packed encoding rules — (protocol, standard) (PER) ASN.1 encoding rules for producing a compact transfer syntax for data structures described in ASN.1, defined in 1994. PER provides a much more compact encoding then BER. It tries to represents the data units using the minimum number of bits. The compactness requires that the decoder knows the complete abstract syntax of the data structure to be decoded, however. Documents: ITU-T X.691, ISO 8825-2.
- peroxydisulfuric acid — persulfuric acid (def 2).
- pipelined burst cache — Pipeline Burst Cache
- ploughman's spikenard — a European plant, Inula conyza, with tubular yellowish flower heads surrounded by purple bracts: family Asteraceae (composites)
- populist shop steward — a shop steward who operates in a delegate role, putting the immediate interests of his members before union principles and policies
- public address system — loudspeaker
- public-address system — a combination of electronic devices that makes sound audible via loudspeakers to many people, as in an auditorium or out of doors.
- purple-fringed orchid — either of two orchids, Habenaria fimbriata or H. psycodes, of eastern North America, having a cluster of fragrant purple flowers with a fringed lip.
- purple-fringed orchis — either of two North American orchids (Habenaria psycodes and H. fimbriata) with purple-fringed flowers
- rayleigh distribution — (mathematics) A curve that yields a good approximation to the actual labour curves on software projects.
- residual unemployment — the unemployment that remains in periods of full employment, as a result of those mentally, physically, or emotionally unfit to work
- richard coeur de lion — ("Richard the Lion-Hearted"; "Richard Coeur de Lion") 1157–99, king of England 1189–99.
- scalar triple product — the volume of the parallelepiped defined by three given vectors, u, v, and w, usually represented as u·v 1 (v×w), [ uvw ], or (uvw), where × denotes a cross product and · denotes an inner product.
- school superintendent — an official whose job is to oversee school administration within a district
- silicon tetrafluoride — a colorless, fuming gas, SiF 4 , used chiefly in the manufacture of fluosilicic acid.
- sinusoidal projection — an equal-area projection in which parallels are straight lines spaced at regular intervals, the central meridian is a straight line one-half the length of the equator, and the other meridians are curves symmetrical to the central meridian.
- sovereign wealth fund — an investment fund created using the financial assets of a national government
- statutory declaration — a declaration made under statutory authority before a justice of the peace or commissioner for oaths which may in certain cases be substituted for a statement on oath
- submerged arc welding — a type of heavy electric-arc welding using mechanically fed bare wire with the arc submerged in powdered flux to keep out oxygen
- the moral high ground — If you say that someone has taken the moral high ground, you mean that they consider that their policies and actions are morally superior to the policies and actions of their rivals.
- to be killed outright — If someone is killed outright, they die immediately, for example in an accident.