The Collaborative International Dictionary
Vespiary
Vespiary \Ves"pi*a*ry\, n. [L. vespa a wasp.] A nest, or habitation, of insects of the wasp kind.
Douglas Harper's Etymology Dictionary
Wiktionary
vespiary
n. 1 A nest built by a social wasp species. 2 A colony of wasps living in such a nest.