Ailanthus Definition
 ā-lănthəs 
  ailanthuses
  
    noun
  
 Any of several deciduous Asian trees of the genus Ailanthus, especially the tree of heaven.
 American Heritage 
Any tree or shrub of a genus (Ailanthus) of the quassia family, having pointed leaflets, fine-grained wood, and clusters of small, greenish flowers with an unpleasant odor.
 Webster's New World 
    pronoun
  
 A taxonomic genus within the family Simaroubaceae — A small group of trees native to Asia, some now invasive elsewhere.
Wiktionary 
Other Word Forms of Ailanthus
Noun
Singular:
 ailanthusPlural:
 ailanthusesOrigin of Ailanthus
New Latin Ailanthus genus name alteration (influenced by Greek anthos flower) of Ambonese ai lanto tree of heaven ai tree lanto heaven
From American Heritage Dictionary of the English Language, 5th Edition
-  
From New Latin Ailanthus, from Ambonese ai lanto (“tree (of) heaven”)
From Wiktionary
 
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