high-grade

adjective

ˈhī-ˈgrād 

1

: of superior grade or quality

high-grade bonds

2

a

: being near the upper or most favorable extreme of a specified range

b

: medically serious or life-threatening

a high-grade tumor

Examples of high-grade in a Sentence

Recent Examples on the Web

Founded in 1998, Mitsuwa Market offers an array of authentic Japanese ingredients, including high-grade rice, miso, seaweed, snacks and condiments. — Gagandeep Singh, Sacbee.com, 15 Sep. 2026

All the buttons and keys are high-grade and feel great to use. — Eric Zeman, PC Magazine, 10 Sep. 2026

The largest iron ore magnetization roasting project in the world, which can convert discarded mine tailings into high-grade iron concentrate, has begun operations in China. — Georgina Jedikovska, Interesting Engineering, 7 Sep. 2026

Phenomenal energy, and the world outside, cocooned behind high-grade drywall. — Los Angeles Times, 2 Sep. 2026

Word History

First Known Use

1826, in the meaning defined at sense 1

Rhymes for high-grade

• afraid
• allayed
• arcade
• arrayed
• assayed
• barmaid
• betrayed
• blockade
• bridesmaid
• brigade
• brocade
• buffeted

Kids Definition

high-grade

adjective

ˈhī-ˈgrād

: of a better grade or quality

Medical Definition

high-grade

adjective

ˈhī-ˈgrād 

: 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