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单词 anatase
释义

Definition of anatase in US English:

anatase

noun-ˌtāzˈanəˌtās
  • One of the tetragonal forms of titanium dioxide, usually found as brown crystals, used as a pigment in paints and inks.

    Example sentencesExamples
    • Small well-developed brown anatase crystals replacing larger titanite crystals have been collected from Corral Canyon, Churchill County, Nevada.
    • Similar though typically smaller anatase crystals were found with secondary copper and zinc minerals at the Eldorado mine, Montgomery County, and with quartz in Alexander County.
    • June saw them undertaking the long journey to the Glenover phosphate deposit in the Northern Province to look for apatite, monazite, pyrite, magnetite, calcite, anatase, and rutile.
    • McCrone discovered that the Vinland Map, purporting to show that Leif Ericson had visited America some five centuries before Columbus, had traces of anatase, a pigment not synthesized until about 1920.
    • Her late husband Walter McCrone studied the map during the 1970s and published micrographs of seemingly synthetic anatase crystals in the ink.

Origin

Early 19th century: from French, from Greek anatasis 'extension', with allusion to the length of the crystals.

Definition of anatase in US English:

anatase

nounˈanəˌtās
  • One of the tetragonal forms of titanium dioxide, usually found as brown crystals, used as a pigment in paints and inks.

    Example sentencesExamples
    • Small well-developed brown anatase crystals replacing larger titanite crystals have been collected from Corral Canyon, Churchill County, Nevada.
    • McCrone discovered that the Vinland Map, purporting to show that Leif Ericson had visited America some five centuries before Columbus, had traces of anatase, a pigment not synthesized until about 1920.
    • June saw them undertaking the long journey to the Glenover phosphate deposit in the Northern Province to look for apatite, monazite, pyrite, magnetite, calcite, anatase, and rutile.
    • Similar though typically smaller anatase crystals were found with secondary copper and zinc minerals at the Eldorado mine, Montgomery County, and with quartz in Alexander County.
    • Her late husband Walter McCrone studied the map during the 1970s and published micrographs of seemingly synthetic anatase crystals in the ink.

Origin

Early 19th century: from French, from Greek anatasis ‘extension’, with allusion to the length of the crystals.

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更新时间:2025/1/14 13:05:26