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See more synonyms for low-grade on Thesaurus.com
  1. of an inferior quality, worth, value, etc.: The mine yields low-grade silver ore.
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Origin of low-grade

First recorded in 1875–80; low1 + grade
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for low-grade

substandard, average, bad, base, common, fair, good-for-nothing, hack, imperfect, indifferent, junk, lemon, lousy, low-quality, mean, mediocre, middling, ordinary, paltry, sad

Examples from the Web for low-grade

Contemporary Examples of low-grade

Historical Examples of low-grade

Word Origin and History for low-grade


1867, originally in mining, with reference to ores, from low (adj.) + grade (n.).

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Online Etymology Dictionary, © 2010 Douglas Harper