20-letter words containing a, s, e, o
- duck-billed dinosaur — hadrosaur.
- due process (of law) — the course of legal proceedings established by the legal system of a nation or state to protect individual rights
- early modern english — the English language represented in printed documents of the period starting with Caxton (1476) and ending with Dryden (1700).
- early sunday morning — a painting (1930) by Edward Hopper.
- eastern roman empire — the eastern of the two empires created by the division of the Roman Empire in 395 ad
- eat out of sb's hand — If you have someone eating out of your hand, they are completely under your control.
- ecclesiastical court — a church court in ecclesiastical matters, presided over by members of the clergy and usually having no compulsory jurisdiction.
- economic rationalism — an economic policy based on the efficiency of market forces, characterized by minimal government intervention, tax cuts, privatization, and deregulation of labour markets
- edward the confessor — Saint, 1002?–66, English king 1042–66: founder of Westminster Abbey.
- electoral boundaries — the way that a country or area is divided for the purposes of voting in an election
- electrohydrodynamics — (physics) the study of the dynamics of electrically conducting fluid.
- electronic signature — electronic proof of a person's identity
- electrophysiological — Of or pertaining to electrophysiology.
- electroshock therapy — a form of shock therapy in which electric current is applied to the brain
- employee association — an organization, other than a trade union, whose members comprise employees of a single employing organization. The aims of the association may be social, recreational, or professional
- employer's liability — an employer's legal responsibility to pay damages to an employee who has been injured or who has contracted an illness because of the work he or she does
- enabling legislation — legislation conferring certain specified powers on a person or organization
- endorsement in blank — an endorsement on a bill of exchange, cheque, etc, naming no payee and thus making the endorsed sum payable to the bearer
- entry qualifications — the qualifications people wishing to enter an organization, university, etc, have to have
- epitaxial transistor — a transistor made by depositing a thin pure layer of semiconductor material (epitaxial layer) onto a crystalline support by epitaxy. The layer acts as one of the electrode regions, usually the collector
- equilibrium constant — The equilibrium constant is the ratio between the amount of reactants and the amount of product for a particular chemical reaction, used to calculate chemical behavior.
- erythema infectiosum — a mild infectious disease of childhood, caused by a virus, characterized by fever and a red rash spreading from the cheeks to the limbs and trunk
- essential amino acid — an amino acid that cannot be synthesized in the body and is thus an essential component of the diet
- essential complexity — (programming) A measure of the "structuredness" of a program.
- estrela mountain dog — a sturdy well-built dog of a Portuguese breed with a long thick coat and a thick tuft of hair round the neck, often used as a guard dog
- european social fund — one of the four Structural Funds of the European Union which aims to support employment and the economic and social well-being of EU member countries
- every bit as good as — You say that one thing is every bit as good, interesting, or important as another to emphasize that the first thing is just as good, interesting, or important as the second.
- extensional equality — (Or extensionality). Functions, f and g are extensionally equal if and only if f x = g x for all x. where "=" means both expressions fail to terminate (under some given reduction strategy) or they both terminate with the same basic value. Two functions may be extensionally equal but not inter-convertible (neither is reducible to the other). E.g. \ x . x+x and \ x . 2*x. See also observational equivalence, referential transparency.
- external respiration — exchange of oxygen and carbon dioxide across external or respiratory surfaces, as gills or lungs, in multicellular organisms
- faculty of advocates — the college or society of advocates in Scotland
- false solomon's-seal — any of several plants belonging to the genus Smilacina, of the lily family, having long, arching clusters of greenish-white flowers.
- fast-breeder reactor — a breeder reactor in which there is no moderator and fission is caused by high-energy neutrons.
- feast of tabernacles — Sukkoth.
- feather in one's cap — one of the horny structures forming the principal covering of birds, consisting typically of a hard, tubular portion attached to the body and tapering into a thinner, stemlike portion bearing a series of slender, barbed processes that interlock to form a flat structure on each side.
- federal constitution — Constitution of the United States.
- federal reserve note — a form of paper money issued by a Federal Reserve Bank.
- file descriptor leak — (programming) (Or "fd leak" /F D leek/) A kind of programming bug analogous to a core leak, in which a program fails to close file descriptors ("fd"s) after file operations are completed, and thus eventually runs out of them. See leak.
- first earl of cromer — 1st Earl of, Evelyn Baring.
- first point of aries — the vernal equinox.
- five-a-side football — a version of soccer with five players in each team
- flame-fusion process — Verneuil process.
- 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.
- for all one is worth — good or important enough to justify (what is specified): advice worth taking; a place worth visiting.
- for sb's delectation — If you do something for someone's delectation, you do it to give them enjoyment or pleasure.
- for the sake of sthg — If you do something for the sake of something, you do it for that purpose or in order to achieve that result. You can also say that you do it for something's sake.
- forbidden transition — an electronic transition in an atom, molecule, etc, that is not permitted by electric dipole selection rules
- force someone's hand — to force someone to act
- force-field analysis — a decision-making technique, often presented graphically, that identifies all the positive and negative forces impinging on a problem
- fore-and-aft topsail — gaff topsail (def 1).