high-grade

American  

[hahy-greyd] / ˈhaɪˈgreɪd /

adjective

1. of excellent or superior quality.

2. (of ore) yielding a relatively large amount of the metal for which it is mined.

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verb (used with object)

high-graded, high-grading

1. to steal (rich ore) from a mine.

Other Word Forms

• high-grader noun

Etymology

Origin of high-grade

First recorded in 1875–80

Example Sentences

“The inclusion of a maiden resource for West Dome Underground and extensions at Main Dome Underground outline exciting high-grade additions which can serve as a supplement to the base load low-grade open pit,” says Hissey.

From The Wall Street Journal

KoBold probed deeper underground than others had looked and discovered a vast deposit of high-grade copper.

From The Wall Street Journal

It’s more than investors can earn in money-market funds—the Vanguard Federal Money Market fund yields about 3.6%—or long- and short-term Treasuries, and only slightly less than the 5.9% available on high-grade bonds.

From Barron's

“You need to spread the field as far as you can,” said Maureen O’Connor, global head of high-grade debt syndicate at Wells Fargo.

From The Wall Street Journal

After a severe, high-grade hamstring tear, Matheson was told by surgeons he might never play again, which prompted him to consider a life away from the football pitch.

From BBC

Related Words

• state-of-the-art
• top-of-the-line