Hardened rock Synonyms

Hardened replaced

Definitions for Hardened


  • (adjective) able to withstand hardship, strain, or exposure
  • (adjective) sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion
  • (adjective) converted to solid form (as concrete )

Synonyms for phrase

HR abbreviation

HR is an abbreviation for Hardened Rock
What does HR stand for?
HR stands for "Hardened Rock"

Definitions for Rock


  • (noun) a usually valuable stone cut and polished for ornament
  • (verb) to make a series of unsteady side -to-side motions
  • (verb) to swing unsteadily back and forth or from side to side