19-letter words containing c, r, o, p, t
- reception committee — an organized gathering of people to welcome a visitor
- reciprocity failure — a failure of the two exposure variables, light intensity and exposure time, to behave in a reciprocal fashion at very high or very low values
- reconceptualization — to form into a concept; make a concept of.
- recording equipment — devices used for sound reproduction
- reduction potential — (in a galvanic cell) the potential of the electrode at which reduction occurs.
- relative complement — the set of elements contained in a given set that are not elements of another specified set.
- relocation expenses — Relocation expenses are a sum of money that a company pays to someone who moves to a new area in order to work for the company. The money is to help them pay for moving house.
- repeat prescription — A repeat prescription is a prescription for a medicine that you have taken before or that you use regularly.
- republic of letters — the collective body of literary people.
- republic of vietnam — the name (from 1955–75) for South Vietnam, as an independent republic, following the division of the country in 1954 into North Vietnam and South Vietnam
- reserved occupation — in time of war, an occupation from which one will not be called up for military service
- resorcinolphthalein — fluorescein.
- royal correspondent — a journalist who reports on matters relating to royalty
- sacrifice operative — a euphemistic term for a suicide bomber
- san juan capistrano — a city in SW California: site of old Spanish mission; known for annual return of swallows, said to occur on March 19.
- sanitary protection — Sanitary protection is sanitary towels or tampons.
- santa rosa de copan — a town in W Honduras: site of extensive Mayan ruins.
- scare the pants off — to scare extremely
- secondary picketing — the picketing by strikers of a place of work that supplies goods to or distributes goods from their employer
- sexual reproduction — reproduction involving the union of gametes.
- short-stay car park — a car park where a car can be left for a relatively short time
- simple carbohydrate — a carbohydrate, as glucose, that consists of a single monosaccharide unit.
- single-cell protein — a protein produced or derived from the culture of a single-celled organism, used as a food supplement or substitute. Abbreviation: SCP.
- smoking compartment — a compartment of a train where smoking is permitted
- social anthropology — study of human culture
- 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.
- southern crab apple — a tree, Malus angustifolia, of the eastern U.S., having oblong leaves, fragrant, pink or rose-colored flowers, and small, round, yellow-green fruit.
- specular reflection — Specular reflection is reflection of heat or light in which the angles of different parts of the surface are important.
- spherical astronomy — the branch of astronomy dealing with the determination of the positions of celestial bodies on the celestial sphere.
- stationers' company — a company or guild of the city of London composed of booksellers, printers, dealers in writing materials, etc., incorporated in 1557.
- stationery cupboard — a cupboard where things like paper, pens and paper clips are kept
- strict counterpoint — the application of the rules of counterpoint as an academic exercise
- substitution cipher — a cipher that replaces letters of the plain text with another set of letters or symbols.
- subtractive process — a process of color photography in which the colors are formed by combination of cyan, yellow, and magenta lights.
- superiority complex — an exaggerated feeling of one's own superiority.
- symptomatic anthrax — blackleg.
- teacher-pupil ratio — the number of teachers relative to the number of pupils in a particular school
- telephone directory — a book, directory, or the like, usually containing an alphabetical list of telephone subscribers in a city or other area, together with their addresses and telephone numbers.
- telescopic umbrella — an umbrella having parts that telescope
- the buck stops here — the ultimate responsibility lies here
- the eroica symphony — Symphony No. 3 in E flat major by Ludwig van Beethoven
- the little corporal — a nickname of Napoleon Bonaparte
- the patriotic front — a political party in Zimbabwe, founded in 2001 as a coalition of two communist parties, the Zimbabwe African Peoples Union (ZAPU) and the Zimbabwe African National Union (ZANU), which had worked together to fight against White minority rule in Rhodesia
- theatrical producer — a person who is responsible for all aspects of a theatrical production
- theoretical physics — abstract use of physics
- therapeutic cloning — the permitted creation of cloned human tissues for surgical transplant
- thiophosphoric acid — an acid derived from phosphoric acid by substituting one or more sulfur atoms for oxygen atoms.
- tie-clip microphone — a small microphone that is clipped to a person's tie
- to be up shit creek — to be in an extremely bad situation
- to the prejudice of — to the detriment of