superhard (English, adj)
expansion: superhard (comparative more superhard, superlative most superhard)
Senses:
glosses: Having a very high hardness.
glosses: Highly strengthened against attack.
topics: chemistry
geography
geology
mineralogy
natural-sciences
physical-sciences
glosses: Having a hardness between that of boron nitride and that of diamond.
tags: not-comparable
Forms:
form: more superhard
tags: comparative
form: most superhard
tags: superlative