ar·​bor·​i·​za·​tion ˌär-bə-rə-ˈzā-shən How to pronounce arborization (audio)
: formation of or into an arborescent figure arrangement
also : such a figure or arrangement (such as a dendritic process of a neuron)

Word History

First Known Use

1784, in the meaning defined above

Time Traveler
The first known use of arborization was in 1784

Dictionary Entries Near arborization

Cite this Entry

“Arborization.” Dictionary, Merriam-Webster, Accessed 30 Sep. 2023.

Medical Definition


variants or British arborisation
: a treelike figure or arrangement of branching parts
especially : a treelike part or process (as a dendrite) of a nerve cell
the terminal arborization of an axon
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