You searched for: “hypsodont
hypsodont (adjective)
Characterized by having high-crowned teeth and enamel which extends past the gum line that have more tooth material for chewing: "Some animals with hypsodont dentition includes cows, horses, and deer and all animals that feed on fibrous materials."

"Mammals that feed on abrasive substances are subject to rapid wear on their teeth; so, many of these species have especially high-crowned or hypsodont teeth providing lots of extra material for wear."