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low-grade

American  
[loh-greyd] / ˈloʊˈgreɪd /

adjective

  1. of an inferior quality, worth, value, etc..

    The mine yields low-grade silver ore.


Etymology

Origin of low-grade

First recorded in 1875–80; low 1 + grade

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Long-lasting, low-grade inflammation is known to contribute to many conditions associated with aging, including heart disease, frailty, and cognitive decline.

From Science Daily

What might otherwise linger as low-grade uncertainty is confronted all at once.

From The Wall Street Journal

Acetaminophen is the main ingredient in Tylenol and many store-brand pain relievers used for mild to moderate pain and low-grade fever.

From Science Daily

The low-grade layer—which the previous owners hit and deemed unworthy of mining—was the type of primary sulfide ore Rio seeks to unlock with Nuton.

From The Wall Street Journal

Many locals want the land back that was expropriated by PPC years ago to mine the low-grade brown coal so they can farm it again.

From Barron's