Chamber and Vacuum chamber

Chamber noun - An area within a building that has been set apart from surrounding space by a wall.

Vacuum chamber and chamber are semantically related. In some cases you can replace phrase "Vacuum chamber" with "Chamber", this terms are similar.

Nearby Words: chambered, chambering

Vacuum chamber noun - A chamber from which nearly all matter (especially air) has been removed.

Chamber and vacuum chamber are semantically related. You can use "Chamber" instead a noun phrase "Vacuum chamber".