VACUITY
inanity, senselessness, mindlessness, vacuity, pointlessness
(noun) total lack of meaning or ideas
vacuum, vacuity
(noun) a region that is devoid of matter
vacuum, vacuity
(noun) the absence of matter
Source: WordNet® 3.1
Etymology
Noun
vacuity (countable and uncountable, plural vacuities)
Emptiness.
Physical emptiness, an absence of matter; vacuum.
Idleness; listlessness.
An empty or inane remark or thing.
Source: Wiktionary
Va*cu"i*ty, n. Etym: [L. vacuitas. See Vacuous.]
1. The quality or state of being vacuous, or not filled; emptiness;
vacancy; as, vacuity of mind; vacuity of countenance.
Hunger is such a state of vacuity as to require a fresh supply of
aliment. Arbuthnot.
2. Space unfilled or unoccupied, or occupied with an invisible fluid
only; emptiness; void; vacuum.
A vacuity is interspersed among the particles of matter. Bentley.
God . . . alone can answer all our longings and fill every vacuity of
our soul. Rogers.
3. Want of reality; inanity; nihility. [R.]
Their expectations will meet with vacuity. Glanvill.
Source: Webster’s Unabridged Dictionary 1913 Edition