Detached piece of land (6)
I believe the answer is:
island
(Other definitions for island that I've seen before include "Place surrounded by water" , "6 Across, for example" , "Sumatra, say" , "See 13" , "Desert - - Discs" .)
I believe the answer is:
island
(Other definitions for island that I've seen before include "Place surrounded by water" , "6 Across, for example" , "Sumatra, say" , "See 13" , "Desert - - Discs" .)