20-letter words containing o, r, d, e, a, l
- physical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
- pico della mirandola — Count Giovanni [jaw-vahn-nee] /dʒɔˈvɑn ni/ (Show IPA), 1463–94, Italian humanist and writer.
- polaroid land camera — any of several types of camera yielding a finished print by means of a special developing and processing technique that occurs inside the camera and takes only a few seconds to complete
- post-order traversal — traversal
- postal delivery zone — zone (def 10).
- postnatal depression — a form of clinical depression that occurs in mothers after the birth of a baby
- potential difference — voltage
- poza rica de hidalgo — a city in N Veracruz, in E Mexico.
- prince william sound — a sound in the Gulf of Alaska, on the S coast of Alaska: S end of Trans-Alaska oil pipeline at port of Valdez.
- procedural agreement — regulations agreed between the parties to collective bargaining, defining the bargaining units, bargaining scope, procedures for collective bargaining, and the facilities to be provided to trade union representatives
- quadrantal corrector — either of two soft-iron spheres attached to each side of a binnacle, intended to correct the compass deviation (quadrantal deviation) resulting from magnetism from ferrous metal in a ship.
- 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.
- queensland arrowroot — a South American and West Indian herb, Canna edulis, having large sheathing leaves, red flowers, and edible rhizomes.
- read-eval-print loop — (language, LISP, programming) (REPL) A programming structure within LISP which repeatedly reads a form from the user, evaluates it, and displays the result. A read-eval-print loop forms the basis of the Top-Level shell that programmers of the LISP family of languages interact with. In many dialects of LISP a very simple REPL could be implemented as: (loop (print (eval (read)))). (2003-06-23)
- refuse disposal unit — a unit or part of a sink that disposes of waste food, etc, by grinding
- regional development — aid-giving to poorer areas or countries
- relative deprivation — the perception of an unfair disparity between one's situation and that of others.
- 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)
- rose-colored glasses — a cheerful or optimistic view of things, usually without valid basis: He saw life through rose-colored glasses.
- rough-legged buzzard — a buzzard, Buteo lagopus, of Europe, Asia, and North America, having feathers covering its legs
- rough-winged swallow — either of two New World swallows of the genus Stelgidopteryx, having outer primary feathers with small barblike hooks on the margins.
- schizoid personality — sb with identity disorder
- scream bloody murder — Law. the killing of another human being under conditions specifically covered in law. In the U.S., special statutory definitions include murder committed with malice aforethought, characterized by deliberation or premeditation or occurring during the commission of another serious crime, as robbery or arson (first-degree murder) and murder by intent but without deliberation or premeditation (second-degree murder)
- season ticket holder — a person who has a season ticket
- second earl of essex — 2nd Earl of, Devereux, Robert.
- second international — an international association formed in 1889 in Paris, uniting socialistic groups or parties of various countries and holding international congresses from time to time: in 1923 it joined with the Vienna International to form the Labor and Socialist International. Compare international (def 6).
- shareholders' equity — Shareholders' equity is the total amount of ownership investment in a company.
- sharp-tailed sparrow — a sparrow, Ammospiza caudacuta, inhabiting salt marshes in North America, having narrow, sharply pointed tail feathers.
- shoulder-length hair — hair that reaches a person's shoulders
- silicon tetrahydride — silane (def 1).
- skull and crossbones — a representation of a front view of a human skull above two crossed bones, originally used on pirates' flags and now used as a warning sign, as in designating substances as poisons.
- social security card — a card that contains details of a person's social security number
- sodium fluoroacetate — a white, amorphous, water-soluble, poisonous powder, C 2 H 2 FO 2 Na, used as a rodenticide.
- software methodology — (programming) The study of how to navigate through each phase of the software process model (determining data, control, or uses hierarchies, partitioning functions, and allocating requirements) and how to represent phase products (structure charts, stimulus-response threads, and state transition diagrams).
- south orkney islands — an uninhabited group of islands in the S Atlantic, southeast of Cape Horn: formerly a dependency of the Falkland Islands; part of the British Antarctic Territory since 1962 (claims are suspended under the Antarctic Treaty). Area: 621 sq km (240 sq miles)
- spherical coordinate — Usually, spherical coordinates. any of three coordinates used to locate a point in space by the length of its radius vector and the angles this vector makes with two perpendicular polar planes.
- spiral of archimedes — a curve that is the locus of a point that moves outward with uniform speed along a vector, beginning at the origin, while the vector rotates about the origin with uniform angular velocity. Equation (in polar coordinates): r = aθ.
- spotted crane's-bill — the American wild geranium, Geranium maculatum.
- state enrolled nurse — a nurse with training and examinations enabling him or her to perform many nursing services
- television broadcast — sth shown on tv
- tetrahydrocannabinol — a compound, C 21 H 30 O 2 , that is the physiologically active component in cannabis preparations (marijuana, hashish, etc.) derived from the Indian hemp plant or produced synthetically. Abbreviation: THC.
- the last word in sth — If you say that something is the last word in luxury, comfort, or some other quality, you are emphasizing that it has a great deal of this quality.
- the luck of the draw — If you say that something is the luck of the draw, you mean that it is the result of chance and you cannot do anything about it.
- the whole nine yards — everything that is required; the whole thing
- thermal conductivity — the amount of heat per unit time per unit area that can be conducted through a plate of unit thickness of a given material, the faces of the plate differing by one unit of temperature.
- thomas of erceldoune — Thomas of, Thomas of Erceldoune.
- thread language zero — (language) (TL0) The instruction set of the TAM (Threaded Abstract Machine), used to implement Id.
- three-dimensionality — having, or seeming to have, the dimension of depth as well as width and height.
- to be at loggerheads — to be in conflict
- to fall on deaf ears — If a request falls on deaf ears or if the person to whom the request is made turns a deaf ear to it, they take no notice of it.