I found Deepti - glow, shine here:
http://www.indiaexpress.com/specials/babynames/girl-d.html
I guess it's already been talked about too!
Deepti probably means "lamp, light, candle". Its the same root as Deepavali, meaning row of lights (the root name for the festival of Diwali)
Deepti, it's such a cute name! :)