n :  an acid fruit that contains citric acid and vitamin C, is botanically a many-seeded pale yellow oblong berry, and is produced by a stout thorny tree of the genus Citrus (C. limon) : also  :  this tree lemon adj 
 
 
 
Similar sounding terms:  lam·i·na  li·men  lu·men  Lym·naea 
 
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