Sorry not sure when you asked this - I am just seeing it (Jan. 30th) -
Yes, an enoteca is a wine shop. There are many (and more and more lately) wine bars in Florence, and/or you can get a decent glass of wine at any “Bar” (meaning coffee bar or cafe).
Popular wine bars - Le volpi e l’uva and Pitti Gola - both near the Pitti Palace
Here are 34 reasons why I fell in love with the City of Light after studying there abroad, and why you will too.
The Huffington Post hits the nail on head, Study Abroad Fashionistas!
Love Paris <3