ˈ ̷ ̷_fə̇ˌtīz, -ˌfīd.ˌīz verb
( -ed/-ing/-s )
transitive verb
1. : to convert into graphite ; specifically : to anneal (cast iron or steel) so that some or all of the combined carbon is transformed into free carbon as graphite
2. : to impregnate or coat with graphite
3. : to cause graphite to form in ; specifically : to corrode and weaken (structural steel or cast-iron pipe) in service by heat so that combined carbon becomes graphite with resultant risk of metal failure
intransitive verb
1. : to become converted into graphite
2. : to cause graphite to form in a substance