16-letter words containing tro
- sheffer's stroke — a function of two sentences, equivalent to the negation of their conjunction, and written p|q (p and q are both not true) where p,q, are the arguments: p|q is false only when p,q are both true. It is possible to construct all truth functions out of this one alone
- shopping trolley — A shopping trolley is a large metal basket on wheels which is provided by shops such as supermarkets for customers to use while they are in the shop.
- spectrobolometer — an instrument consisting of a spectroscope and a bolometer, for determining the distribution of radiant energy in a spectrum.
- spectrochemistry — the branch of chemistry that deals with the chemical analysis of substances by means of the spectra of light they absorb or emit.
- spectroheliogram — a photograph of the sun made with a spectroheliograph.
- state-controlled — controlled by the government
- stock controller — someone employed to monitor and manage goods and stock so that new stock can be ordered as required and the right numbers and quantities made available all the time
- stroboradiograph — a stroboscopic radiograph.
- strongyloidiasis — an intestinal disease caused by infection with the nematode worm Strongyloides stercoralis
- subtropical high — one of several highs, as the Azores and Pacific highs, that prevail over the oceans at latitudes of about 30 degrees N and S. Also called subtropical anticyclone. Compare high (def 37).
- synchrocyclotron — a type of cyclotron that synchronizes its accelerating voltage with particle velocity in order to compensate for the relativistic mass increase of the particle as it approaches the speed of light.
- take the trouble — If you take the trouble to do something, you do something which requires a small amount of additional effort.
- telespectroscope — a combination of a telescope and a spectroscope, used for spectroscopic analysis of radiation from stars and other celestial bodies
- thermal neutrons — a neutron with low kinetic energy, especially one slowed by the moderator in a nuclear reactor.
- tightrope walker — performer who walks on high wire
- traction control — (in motor racing cars) a method of preventing wheels from spinning when traction is applied by limiting the amount of power supplied to the wheel
- trinitroglycerin — nitroglycerin.
- troop the colors — to parade the colors, or flag, before troops
- tropic of cancer — Geography. either of two corresponding parallels of latitude on the terrestrial globe, one (tropic of Cancer) about 23½° N, and the other (tropic of Capricorn) about 23½° S of the equator, being the boundaries of the Torrid Zone. the tropics, the regions lying between and near these parallels of latitude; the Torrid Zone and neighboring regions.
- tropical cyclone — a cyclone that originates over a tropical ocean area and can develop into the destructive storm known in the U.S. as a hurricane, in the western Pacific region as a typhoon, and elsewhere by other names. Compare extratropical cyclone, hurricane (def 1), willy-willy.
- two-stroke cycle — See under two-cycle.
- valence electron — an electron of an atom, located in the outermost shell (valence shell) of the atom, that can be transferred to or shared with another atom.
- valency electron — an electron in the outer shell of an atom, responsible for forming chemical bonds
- walk a tightrope — be in a precarious position