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maraging steel

Syllabification: (mar·ag·ing steel)

Pronunciation: /ˈmärˌājiNG/

Definition of maraging steel

noun

a steel alloy, containing up to 25 percent nickel and other metals, strengthened by a process of slow cooling and age hardening.

Origin:

1960s: maraging from mar- (abbreviation of martensite, because the process involves conversion of austenite to martensite) + aging from the verb age