ultrahard en · ADJ
Etymology
Etymology tree Proto-Indo-European *h₂el- Latin ūls Proto-Indo-European *-teros? Latin -ter Old Latin -ād Latin -ā Latin ultrābor. English ultra- English hard English ultrahard From ultra- + hard.
Meanings
- Extremely hard; of utmost hardness.
- (not-comparable) harder than diamond, harder than 150GPa resistance
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| most ultrahard | Degree=Sup | lexicographic | |
| more ultrahard | Degree=Cmp | lexicographic |