Where does the name mesolithic come from?

The name "Mesolithic" is derived from the Greek Words "mesos," meaning "middle," and "lithos," meaning "stone." It refers to the middle period of the Stone Age, situated between the Paleolithic (Old Stone Age) and Neolithic (New Stone Age) periods. The Mesolithic era is characterized by the development of more advanced stone tools and a shift towards a more settled lifestyle, often associated with the transition from hunter-gatherer societies to agriculture.