19-letter words containing u, c, o, d, e
- regular icosahedron — an icosahedron in which each of the faces is an equilateral triangle
- religious education — religion as school subject
- republic of ireland — John, 1838–1918, U.S. Roman Catholic clergyman and social reformer, born in Ireland: archbishop of St. Paul, Minn., 1888–1918.
- reserved occupation — in time of war, an occupation from which one will not be called up for military service
- reticuloendothelial — pertaining to, resembling, or involving cells of the reticuloendothelial system.
- run-length encoding — A kind of compression algorithm which replaces sequences ("runs") of consecutive repeated characters (or other units of data) with a single character and the length of the run. This can either be applied to all input characters, including runs of length one, or a special character can be used to introduce a run-length encoded group. The longer and more frequent the runs are, the greater the compression that will be achieved. This technique is particularly useful for encoding black and white images where the data units would be single bit pixels.
- scale down (or up) — to reduce (or increase), often according to a fixed ratio or proportion
- school of the squad — an institution where instruction is given, especially to persons under college age: The children are at school.
- screen actors guild — a labor union for motion-picture performers, founded in 1933. Abbreviation: SAG.
- secondary education — education at high-school level
- secondary qualities — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
- secondary structure — the arrangement of a polypeptide into a regular alpha helix, beta structure, or random coil configuration by the formation of intramolecular hydrogen bonds along the length of the chain.
- semiconductor laser — a laser in which a semiconductor is the light-emitting source, used in many medical procedures.
- sexual reproduction — reproduction involving the union of gametes.
- simple closed curve — a curve that is closed and that has no loops or points missing; a curve for which there exists a homeomorphism mapping it to a circle.
- slate-colored junco — the eastern subspecies of the dark-eyed junco, Junco hyemalis, having grayer plumage than the several western subspecies.
- smokestack industry — A smokestack industry is a traditional industry such as heavy engineering or manufacturing, rather than a modern industry such as electronics.
- sodium hypochlorite — a pale-green, crystalline compound, NaOCl, unstable in air, soluble in cold water, decomposes in hot water: used as a bleaching agent for paper and textiles, in water purification, in household use, and as a fungicide.
- sodium metasilicate — a white, granular sodium silicate, Na 2 SiO 3 , soluble in water: used in detergents and in bleaching and cleaning products.
- sound effects woman — a woman who produces sounds artificially or reproduces them from a recording, etc, to create a theatrical effect, such as the bringing together of two halves of a hollow coconut shell to simulate a horse's gallop. Such sound effects are used in plays, films, etc
- stationery cupboard — a cupboard where things like paper, pens and paper clips are kept
- theatrical producer — a person who is responsible for all aspects of a theatrical production
- to change your mind — If you change your mind, or if someone or something changes your mind, you change a decision you have made or an opinion that you had.
- to suck someone dry — If you say that someone is sucking something dry or milking it dry, you are criticizing them for taking all the good things from it until there is nothing left.
- to the prejudice of — to the detriment of
- under consideration — being deliberated
- under one's control — If something is under your control, you have the power to make all the important decisions about the way that it is run.
- under police escort — If you go somewhere or are taken somewhere under police escort, you go there accompanied by a police escort.
- velocity modulation — the modulation in velocity of a beam of electrons or ions caused by passing the beam through a high-frequency electric field, as in a cavity resonator
- vocational guidance — the process of assisting a student to choose, prepare for, and enter an occupation for which he or she shows aptitude.
- wide-angle glaucoma — open-angle glaucoma. See under glaucoma.