20-letter words containing s, i, d, f, n
- on the shady side of — beyond (a given age); older than
- on the sunny side of — younger than (a specified age)
- ostensive definition — the definition of a term by pointing to one or more examples to which the term can be applied.
- pappus of alexandria — 3rd century bc, Greek mathematician, whose eight-volume Synagoge is a valuable source of information about Greek mathematics
- 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.
- recursive definition — a definition consisting of a set of rules such that by repeated application of the rules the meaning of the definiendum is uniquely determined in terms of ideas that are already familiar.
- refuse disposal unit — a unit or part of a sink that disposes of waste food, etc, by grinding
- sarcastic fringehead — any fish of the genus Neoclinus, characterized by a row of fleshy processes on the head, as N. blanchardi (sarcastic fringehead) of California coastal waters.
- second law of motion — any of three laws of classical mechanics, either the law that a body remains at rest or in motion with a constant velocity unless an external force acts on the body (first law of motion) the law that the sum of the forces acting on a body is equal to the product of the mass of the body and the acceleration produced by the forces, with motion in the direction of the resultant of the forces (second law of motion) or the law that for every force acting on a body, the body exerts a force having equal magnitude and the opposite direction along the same line of action as the original force (third law of motion or law of action and reaction)
- self-differentiating — to form or mark differently from other such things; distinguish.
- specific conductance — conductivity (def 2).
- specific-conductance — conductivity (def 2).
- split the difference — the state or relation of being different; dissimilarity: There is a great difference between the two.
- sufficient condition — a statement whose truth is sufficient to guarantee the truth of a given statement
- symmetric difference — the union of the relative complements of two sets.
- the founding fathers — any of the men who were members of the U.S. Constituional Convention of 1787
- uncertificated share — a share of a mutual fund credited to the account of a shareholder without the physical issuance of a certificate evidencing ownership.
- unified screw thread — a screw thread system introduced for defence equipment (1939–44), in which the thread form and pitch were a compromise between British Standard Whitworth and American Standard Sellers: adopted by the International Standards Organization
- university of durham — (body, education) A busy research and teaching community in the historic cathedral city of Durham, UK (population 61000). Its work covers key branches of science and technology and traditional areas of scholarship. Durham graduates are in great demand among employers and the University helps to attract investment into the region. It provides training, short courses, and expertise for industry. Through its cultural events, conferences, tourist business and as a major employer, the University contributes in a wide social and economic sense to the community. Founded in 1832, the University developed in Durham and Newcastle until 1963 when the independent University of Newcastle upon Tyne came into being. Durham is a collegiate body, with 14 Colleges or Societies which are a social and domestic focus for students. In 1992, the Universities of Durham and Teesside launched University College, Stockton-on-Tees, which has 190 students in the first year.
- winsoft products ltd — (company) The company which produces EMBLA Pro. E-mail: WinSoft Products Ltd <[email protected]>
- winter of discontent — the winter of 1978–1979, during which numerous strikes, esp by local authority workers, took place against a background of a government pay freeze