: of superior grade or quality
high-grade bonds
: being near the upper or most favorable extreme of a specified range
: medically serious or life-threatening
a high-grade tumor

Examples of high-grade in a Sentence

Recent Examples on the Web Its high-grade foams are durable and gel-infused, which will help keep sweaty sleepers from overheating. Jasmine Seales, SELF, 24 June 2024 She has been recognized for discovering innovative chemotherapy treatments for high-grade invasive brain tumors. Chase Jordan, Charlotte Observer, 24 June 2024 Highlights: Initial Contention zone channel sampling results further demonstrate the presence of near-surface, broad, high-grade gold and silver mineralization confirming Aztec's drilling from 2020 to 2023. Sacramento Bee, 24 June 2024 Aesthetically, high-grade fibers help denim retain its original look and feel for longer. WWD, 21 June 2024 See all Example Sentences for high-grade 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'high-grade.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1826, in the meaning defined at sense 1

Time Traveler
The first known use of high-grade was in 1826

Dictionary Entries Near high-grade

Cite this Entry

“High-grade.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/high-grade. Accessed 16 Jul. 2024.

Kids Definition


: of a better grade or quality

Medical Definition


: being near the upper, most serious, or most life-threatening extreme of a specified range
high-grade gliomas
high-grade cervical dysplasia
compare low-grade

More from Merriam-Webster on high-grade

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