1. high-grade - Adjective
2. high-grade - Adjective Satellite
surpassing in quality
Source: WordNetI had a very high-grade publisher tell me I was incapable of writing a memoir. Mitch Albom
Low-cost, high-grade coal, oil and natural gas - the backbone of the Industrial Revolution - will be a distant memory by 2050. Much higher-cost remnants will still be available, but they will not be able to drive our growth, our population and, most critically, our food supply as before. Jeremy Grantham
top-grade ore Source: Internet
According to Zacks, “Gold Resource Corporation is a mining company focused on production and pursuing development of select, high-grade gold and silver projects that feature low operation costs and produce high returns on capital. Source: Internet
Although the high-grade ore is now depleted, taconite mining continues, using processes developed locally to save the industry. Source: Internet
A micrometer can be calibrated on-site anytime, at least in the most basic and important way (if not comprehensively), by measuring a high-grade gauge block and adjusting to match. Source: Internet