VACANCY
void, vacancy, emptiness, vacuum
(noun) an empty area or space; “the huge desert voids”; “the emptiness of outer space”; “without their support he’ll be ruling in a vacuum”
vacancy
(noun) being unoccupied
Source: WordNet® 3.1
Etymology
Noun
vacancy (countable and uncountable, plural vacancies)
An unoccupied position or job.
An available room in a hotel; guest house, etc.
Empty space.
Lack of intelligence or understanding.
(physics) A defect in a crystal caused by the absence of an atom in a lattice
Source: Wiktionary
Va"can*cy, n.; pl. Vacancies. Etym: [Cf. F. vacance.]
1. The quality or state of being vacant; emptiness; hence, freedom
from employment; intermission; leisure; idleness; listlessness.
All dispositions to idleness or vacancy, even before they are habits,
are dangerous. Sir H. Wotton.
2. That which is vacant. Specifically: --
(a) Empty space; vacuity; vacuum.
How is't with you, That you do bend your eye on vacancy Shak.
(b) An open or unoccupied space between bodies or things; an
interruption of continuity; chasm; gap; as, a vacancy between
buildings; a vacancy between sentences or thoughts.
(c) Unemployed time; interval of leisure; time of intermission;
vacation.
Time lost partly in too oft idle vacancies given both to schools and
universities. Milton.
No interim, not a minute's vacancy. Shak.
Those little vacancies from toil are sweet. Dryden.
(d) A place or post unfilled; an unoccupied office; as, a vacancy in
the senate, in a school, etc.
Source: Webster’s Unabridged Dictionary 1913 Edition