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See more synonyms for high-grade on Thesaurus.com
  1. of excellent or superior quality.
  2. (of ore) yielding a relatively large amount of the metal for which it is mined.
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verb (used with object), high-grad·ed, high-grad·ing.
  1. to steal (rich ore) from a mine.
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Origin of high-grade

First recorded in 1875–80
Related formshigh-grad·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for high-grade

state-of-the-art, top-of-the-line, capital, cardinal, chief, crackerjack, dominant, excellent, first, first-class, heavy, highest, hot, leading, main, nice, paramount, select, stellar, superior

Examples from the Web for high-grade

Contemporary Examples of high-grade

Historical Examples of high-grade

  • The ten sacks of high-grade ore had been stolen during the night!

  • It is a high-grade package coffee, whereas Ariosa is popular-priced.

    All About Coffee

    William H. Ukers

  • Not one of them had had experience with the high-grade type.

    The Criminal Imbecile

    Henry Herbert Goddard

  • These men all thought they knew something about high-grade feeble-mindedness.

    The Criminal Imbecile

    Henry Herbert Goddard

  • The real problem is: Has he had experience with this high-grade type?

    The Criminal Imbecile

    Henry Herbert Goddard