Definition of ailanthus in English:

ailanthus

Line breaks: ai¦lan|thus
Pronunciation: /eɪˈlanθəs
 
/

noun

A tall large-leaved deciduous tree grown as an ornamental or shade tree. Native to Asia and Australasia, it has been naturalized in North America and Europe.
  • Genus Ailanthus, family Simaroubaceae: several species, in particular the tree of heaven
More example sentences
  • He'd describe his love for this tree that grew all over North Philadelphia, the ailanthus - something I'd always considered a big weed.
  • Barberry, knotweed, ailanthus, and the brilliant Euonymus known as burning bush are just some of the horticultural immigrants that continue to out-compete many of our indigenous species.
  • There won't even be an ailanthus tree and a broken fountain in the back yard.

Origin

modern Latin, from French ailante, from Ambonese ailanto, literally 'tree of heaven' (the ending being influenced by names ending with -anthus, from Greek anthos 'flower').

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