1. To make a substance solid: The long summer with the burning sun quite indurated the soil so that not even weeds could grow there.

While making candles, the group of children watched and saw how the melted wax indurated and became hard and solid.

2. To become established or fixed: The Christmas festivities were quite indurated in the family traditions and were looked forward to; especially, by the children every year.
3. Etymology: from Latin induratum, "hardened"; from in-, "into, within, toward" + durus, "hard".