pitchlike
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Uraninite — U*ran i*nite, n. (Min.) A mineral consisting chiefly of uranium oxide with some lead, thorium, etc., occurring in black octahedrons, also in masses with a pitchlike luster; pitchblende. [1913 Webster] … The Collaborative International Dictionary of English
pitch — pitch1 pitchable, adj. /pich/, v.t. 1. to erect or set up (a tent, camp, or the like). 2. to put, set, or plant in a fixed or definite place or position. 3. to throw, fling, hurl, or toss. 4. Baseball. a. to deliver or serve (the ball) to the… … Universalium
pitchblende — /pich blend /, n. Mineral. a massive variety of uraninite, occurring in black pitchlike masses: a major ore of uranium and radium. [1760 70; half trans., half adoption of G Pechblende. See PITCH2, BLENDE] * * * Amorphous, dense, black, pitchy… … Universalium
tachylyte — tachylitic /tak euh lit ik/, adj. /tak euh luyt /, n. Petrog. a black, glassy form of basalt, readily fusible and of a high luster. Also, tachylite. [1865 70; TACHY + LYTE2] * * * ▪ rock also spelled tachylite glassy igneous rocks low in… … Universalium
pitchblende — A mineral of pitchlike appearance, chiefly uranium dioxide, the main source of uranium and elements, such as radium, produced as a result of the radioactive breakdown of that element. SYN: uraninite. * * * pitch·blende pich .blend n … Medical dictionary
pitchblende — pitch•blende [[t]ˈpɪtʃˌblɛnd[/t]] n. mir a massive variety of uraninite, occurring in black pitchlike masses: a major ore of uranium and radium • Etymology: 1760–70; partial trans. of G Pechblende. See pitch II, blende … From formal English to slang
pitch — pitch1 [pich] n. [ME pich < OE pic < L pix (gen. picis) < IE base * pi , to be fat > FAT] 1. a black, sticky substance formed in the distillation of coal tar, wood tar, petroleum, etc. and used for waterproofing, roofing, pavements,… … English World dictionary
pitchblende — n. a mineral form of uranium oxide occurring in pitchlike masses and yielding radium. Etymology: G Pechblende (as PITCH(2), BLENDE) … Useful english dictionary
carburan — ˈkärbyəˌran noun ( s) Etymology: Russian karburan, from karb carb + uran uranium, from German, from Uranus (the planet) more at uranium : a pitchlike hydrocarbon containing uranium … Useful english dictionary
pitch|blende — «PIHCH BLEHND», noun. a mineral consisting largely of an oxide of uranium, occurring in black, pitchlike masses. It is a source of uranium, radium, polonium, and actinium. ╂[translation of German Pechblende < Pech pitch2 + Blende blende] … Useful english dictionary
