| Part of Speech | Definition | |
| Verb | 1. To harden, as a metal, by hammering it in the cold state.[Websters] 2. Seldom used base verb from the following inflections: hammer-hardening, hammer-hardened, hammer-hardens, hammer-hardener, hammer-hardeners, hammer-hardeningly and hammer-hardenedly.[Eve - graph theoretic] | |
Source: Webster's Revised Unabridged Dictionary (1913), compiled from various sources, under license. | Top | |
Date "HAMMER-HARDEN" was first used in popular English literature: sometime before 1914. (references) |
