What is the opposite of a vacume?

Question

What is the opposite of a vacume?

Answer 1

The inside of my head during a headache... ;)

Answer 2

A Plenum

Answer 3

A vacuum is the lack of matter in a given space.  So the opposite would be a matter of infinite density.  This would be a singularity.

Answer 4

A vacuum is empty but the pressure is fulfillment.

Answer 5

A singularity.

Answer 6

In physics, the opposite of

•  Vacuum: A region of space that contains no matter.

is

•  Plenum: A space that is completely filled with matter.

Answer 7

An area of gas that is pressurized, like a can of deodorant  

Answer 8

Surely an atmosphere would be the opposite of a vacuum.

Answer 9

Opposite of a vacuum would be a gas in a container, at a higher pressure than ambient pressure, such as an aerosol.

Answer 10

Since vacuum is an empty container, its opposite would be a full container- a singularity.

Answer 11

Vacuum - the lowest energy state

Singularity - the highest energy state

Singularity is the opposite of vacuum.

Answer 12

a very dense solid...

Answer 13

blow