A void; a nothingness; something lacking existence.
The state or feeling of being empty.
A nonexistence; a lack of existence.
The spatial arrangement of objects, items or constituent parts.
The gathering of birds, animals etc. into a pack.
Material used to fill in the space around something, especially to make a piston etc. watertight or airtight.
Material used to wrap a product for sale etc.; packaging.
The forming of players into a scrum.
The action of putting things together, especially of putting clothes into a suitcase for a journey.
Special material used to fill containers or vessels for certain chemically related applications.
A fee charged to cover the costs of packaging.