- bottle collection - a collection of bottles; "her bottle collection is arranged on glass shelves in the window"
--1 is a kind of collection, aggregation, accumulation, assemblage
- bottle collection - the activity of collecting bottles; "bottle collection is a hobby of hers"
--2 is a kind of collection, collecting, assembling, aggregation
- bottle collection - collecting bottles for reuse
--3 is a kind of recycling
- bottle collection - the activity of collecting bottles; "bottle collection is a hobby of hers"