The Collaborative International Dictionary of English v.0.48:

hoya \hoya\ n.
   1. any plant of the genus Hoya having fleshy leaves and
      usually nectariferous flowers.
      [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

hoya \hoya\ n.
   Any plant of the genus Hoya having fleshy leaves and
   usually nectariferous flowers.
   [WordNet 1.5]

The Collaborative International Dictionary of English v.0.48:

hoya \hoya\ n.
   1. any plant of the genus Hoya having fleshy leaves and
      usually nectariferous flowers.
      [WordNet 1.5]

WordNet (r) 3.0 (2006):

hoya
    n 1: any plant of the genus Hoya having fleshy leaves and
         usually nectariferous flowers