foliation

noun
fo·​li·​a·​tion | \ ˌfō-lē-ˈā-shən How to pronounce foliation (audio) \

Definition of foliation

1a : the process of forming into a leaf
b : the state of being in leaf
c : vernation
2 : the numbering of the leaves of a manuscript or early printed book
3a : ornamentation with foliage
b : a decoration resembling a leaf
4 : the enrichment of an opening by foils
5 : foliated texture

First Known Use of foliation

circa 1623, in the meaning defined at sense 1a

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The first known use of foliation was circa 1623

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