Discover the meaning of the term Al-muʾthr (مُؤثر) in Islamic vocabulary.
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Updated on 11 April 2026 at 1:05 AM
📖 1 min readSince the hamzah therein is in the form of a waw, we have placed the location of its elaboration in the section of waw with mim, so look there.
It is that whose genus has an effect on the nature of the ruling and nothing else: meaning without considering the effect of the nature on the genus, or the genus on the genus. Nihayat al-Su'l 72/3, and Al-Mujaz fi Usul al-Fiqh p. 235.
That whose effect has appeared in the ruling.