(3,824 words)

Badīhiyyāt (pl. of badīhī), a term and topic in logic meaning that which is a priori (self-evident). According to the dictionaries, badīha means ‘the beginning of something’, ‘the first of anything’, ‘something that appears suddenly and for the first time’, ‘something that is evident’, ‘an intuitive perception’ and ‘the faculty of extemporising’. Some scholars have derived the root b-d-h from b-d-ʾ, suggesting that the hamza metamorphosed into a hāʾ in the morphological mutation known as ibdāl or badal (replacing one letter with another). The term badīha is used to denote the im…

Cite this page
Sajjadi, Seyyed Ja‘far and Esots, Janis, “Badīhiyyāt”, in: Encyclopaedia Islamica, Editors-in-Chief: Wilferd Madelung and, Farhad Daftary. Consulted online on 18 July 2018 <>
First published online: 2013
First print edition: ISBN: 9789004246911, 20131209

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