1. to make or become hard or hardened
Usage: technical; often used in geology and medicine
2. to make or become callous or unfeeling
Usage: formal

Examples

• The clay indurates when exposed to high temperatures.
• Years of harsh weather indurated the soil into rock-like consistency.
• The tissue indurates as part of the healing process.
• Constant criticism indurated his heart against compassion.
• The cement indurates within hours of being mixed.
• Repeated exposure to violence indurates people to suffering.