Progressive hardening Synonyms

Definitions for Progressive


  • (adjective) being far along in development
  • (adjective) not bound by traditional ways or beliefs
  • (adjective) being or employing the latest concepts, styles, or techniques

Definitions for Hardening


  • (noun) the act of making something harder (firmer or tighter or more compact )
  • (noun) the process of becoming hard or solid by cooling or drying or crystallization
  • (noun) abnormal hardening or thickening of tissue