19-letter words containing c, i, r, o, u, m
- radiopharmaceutical — any of a number of radioactive drugs used diagnostically or therapeutically.
- recording equipment — devices used for sound reproduction
- 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
- reticular formation — a network of neurons in the brainstem involved in consciousness, regulation of breathing, the transmission of sensory stimuli to higher brain centers, and the constantly shifting muscular activity that supports the body against gravity.
- rocky mountain goat — a long-haired, white, antelopelike wild goat, Oreamnos americanus, of mountainous regions of western North America, having short, black horns.
- semiconductor laser — a laser in which a semiconductor is the light-emitting source, used in many medical procedures.
- sensitometric curve — characteristic curve.
- sharp-focus realism — photorealism.
- 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.
- 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.
- superiority complex — an exaggerated feeling of one's own superiority.
- swimming instructor — sb who teaches people to swim
- synchronous machine — an alternating-current machine in which the average speed of normal operation is exactly proportional to the frequency of the system to which it is connected.
- telescopic umbrella — an umbrella having parts that telescope
- 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 come full circle — If you say that you have come full circle or have turned full circle, you mean that after a long series of events or changes the same situation that you started with still exists.
- torricellian vacuum — the vacuum at the top of a Torricellian tube
- tuamotu archipelago — a group of about 80 coral islands in the S Pacific, in French Polynesia. Pop: 15 973 (2002; including the Gambier Islands). Area: 860 sq km (332 sq miles)
- ultramicrochemistry — the branch of microchemistry dealing with minute quantities of material weighing one microgram or less.
- victor emmanuel iii — 1869–1947, king of Italy 1900–46.
- vinculum matrimonii — the bond of matrimony.
- volumetric analysis — determination of the concentration, by volume, of a substance in a solution, as by titration.