ROSETTA STONE as NOUN

1. Meaning
   • an inscription of a black basalt stone
   • gave first clue to decipherment of Egyptian hieroglyphics
   Hypernyms(s) Rosetta stone is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • inscription (what does inscription mean?)
   • lettering (what does lettering mean?)