low-grade

American  

[loh-greyd] / ˈloʊˈgreɪd /

adjective

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

   The mine yields low-grade silver ore.

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Etymology

Origin of low-grade

First recorded in 1875–80; low ¹ + grade

Example Sentences

The company said the deal will make it a leader in pediatric low-grade glioma, a brain tumor, and expand its pipeline for drugs targeting adult and pediatric cancers with high unmet needs.

From The Wall Street Journal

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

Related Words

• substandard