Source : Webster's Revised Unabridged Dictionary (1913)

Ginkgo \Gink"go\, n.; pl. {Ginkgoes}. [Chin., silver fruit.]
   (Bot.)
   A large ornamental tree ({Ginkgo biloba}) from China and
   Japan, belonging to the Yew suborder of {Conifer[ae]}. Its
   leaves are so like those of some maidenhair ferns, that it is
   also called the {maidenhair tree}.

Source : WordNet®

maidenhair tree
     n : deciduous dioecious Chinese tree having fan-shaped leaves
         and fleshy yellow seeds; exists almost exclusively in
         cultivation especially as an ornamental street tree [syn:
          {ginkgo}, {gingko}, {Ginkgo biloba}]