nitridize
/nɪˈtrɪdaɪz/Definitions
1. verb
to treat a metal with nitrogen gas, typically to harden or strengthen it, or to convert a metal into a nitride.
“The process of nitridizing the steel made it more resistant to corrosion.”
2. noun
the process of treating a metal with nitrogen gas.
“Nitridizing is a common technique used in metalworking.”