Learn how to say Ailanthus correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word ailanthus:
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
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’)