world shaking

/wɜrld ˈʃeɪkɪŋ/
adjective
  1. Having a very great or powerful effect; extremely important or significant.
    • The invention of the printing press was a world-shaking event in human history.
    • Her world-shaking discovery changed how scientists understand the universe.
    • The treaty was a world-shaking agreement that ended decades of conflict.
Synonyms
What does "world shaking" mean? | whatsthatwordmean | whatsthatwordmean