The Collaborative International Dictionary of English v.0.48:

Apiary \A"pi*a*ry\, n. [L. apiarium, fr. apis bee.]
   A place where bees are kept; a stand or shed for bees; a
   beehouse.
   [1913 Webster]

WordNet (r) 3.0 (2006):

apiary
    n 1: a shed containing a number of beehives [syn: apiary, bee
         house]