volume volume /ˈvɑːljuːm/

noun

1. () The amount of 3-dimensional space occupied by an object  ( volume )
   the amount of 3-dimensional space occupied by an object
    The gas expanded to twice its original volume
   the gas expanded to twice its original volume
   
   
2. () The property of something that is great in magnitude  ( bulk , mass , volume )
   the property of something that is great in magnitude
    It is cheaper to buy it in bulk
   it is cheaper to buy it in bulk
    He received a mass of correspondence
   he received a mass of correspondence
    The volume of exports
   the volume of exports
   
   
3. () Physical objects consisting of a number of pages bound together  ( volume , book )
   physical objects consisting of a number of pages bound together
    He used a large book as a doorstop
   he used a large book as a doorstop
   
4. () A publication that is one of a set of several similar publications  ( volume )
   a publication that is one of a set of several similar publications
    The third volume was missing
   the third volume was missing
    He asked for the 1989 volume of the Annual Review
   he asked for the 1989 volume of the Annual Review
   
   
5. () A relative amount  ( volume )
   a relative amount
    Mix one volume of the solution with ten volumes of water
   mix one volume of the solution with ten volumes of water
   
6. () The magnitude of sound (usually in a specified direction)  ( intensity , loudness , volume )
   the magnitude of sound (usually in a specified direction)
    The kids played their music at full volume
   the kids played their music at full volume