The quality or fact of being devoid of something specified:
The definition of a vacuum is a space devoid of air or matter, or a tool that uses suction to clean.
1911, Berthold Auerbach, Bayard Taylor, The villa on the Rhine:
Find another word for hollowness. In this page you can discover 18 synonyms, antonyms, idiomatic expressions, and related words for hollowness, like: solidity, barrenness, blankness, emptiness, inanity, vacancy, vacuity, vacuousness, desolation, vacuum and void.