vacuity

n. emptiness; absence of matter or meaning

Śūnyatā, शून्यता (Sanskrit), Suññatā (Pāli), stong pa nyid (Tibetan), Kuu, 空 (Japanese) qoɣusun (Mongolian), generally translated into English as "Emptiness" or "Voidness", is a concept of central importance in the teaching of the Buddha, as a direct realization of Sunyata is required to achieve liberation from the cycle of existence (samsara) and full enlightenment.
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Noun
1. the absence of matter
(synonym) vacuum
(hypernym) emptiness
2. total absence of matter
(synonym) vacuousness
(hypernym) emptiness
3. a region empty of matter
(synonym) vacuum
(hypernym) region, part
4. total lack of meaning or ideas
(synonym) inanity, senselessness, mindlessness, pointlessness
(hypernym) meaninglessness

(n.)
Want of reality; inanity; nihility.
  

(n.)
The quality or state of being vacuous, or not filled; emptiness; vacancy; as, vacuity of mind; vacuity of countenance.
  

(n.)
Space unfilled or unoccupied, or occupied with an invisible fluid only; emptiness; void; vacuum.
  

Synonyms and related words:
bare, bareness, barrenness, blank, blankness, bleakness, cavity, clear, desolateness, dull, dullness, emptiness, empty, empty-headed, foolish, hollow, hollowness, inane, inanity, nada, nihility, nonexistence, nullity, shallow, silly, stark, stupidity, superficial, vacancy, vacant, vacuous, vacuousness, void, voidness