Sometimes placed in genera Euphoria or Nephelium

• Asian fruit similar to litchi
• Tree of southeastern Asia to Australia grown primarily for its sweet edible fruit resembling litchi nuts

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Longan \Lon"gan\, n. (Bot.) A pulpy fruit related to the litchi, and produced by an evergreen East Indian longanberry ( Nephelium Longan ).

WordNet Word definitions in WordNet
n. tree of southeastern Asia to Australia grown primarily for its sweet edible fruit resembling litchi nuts; sometimes placed in genera Euphoria or Nephelium [syn: longan , lungen , Dimocarpus longan , Euphoria litchi , Nephelium longana ] Asian fruit similar ...