1. The quality or state of being hard; resistance to deformation or penetration
The dureza of the diamond makes it valuable for industrial cutting tools.
A dureza do diamante o torna valioso para ferramentas de corte industrial.
2. Harshness or severity in tone, manner, or treatment
She spoke with dureza that made everyone uncomfortable.
Ela falou com dureza que deixou todos desconfortáveis.
3. Difficulty or hardship; severity of circumstances
They endured the dureza of winter in the mountains.
Eles suportaram a dureza do inverno nas montanhas.