Definitions

1. adjective

capable of becoming hardened, or more resistant to wear or damage through a process such as heat treatment or exposure to the elements

“The new alloy is hardenable and will improve the durability of the machine.”

2. noun

a substance that can be hardened, such as a metal or plastic that can be treated to increase its hardness or resistance to wear

“The hardenable materials used in the new construction project are expected to last longer than the previous ones.”