Discover the meaning of the term Kasr (كسر) in Islamic vocabulary.
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Updated on 11 April 2026 at 1:05 AM
📖 2 min readIt is parting the solid body by a strong push, without a body’s penetrating it.
(Breaking.) Its reality: the part that does not divide. In the reckoning masters’ terminology: a quantity related to a whole posited as one; the related-to is called denominator; hence said: the fraction is the relative number. The fraction is of two types: rational and deaf. The rational: whose denominator names it, as the nine fractions: half, third, quarter, fifth, sixth, seventh, eighth, ninth, tenth, their denominators naming them without fractions’ addition; the deaf: whose denominator names it not and expressible only…
Said: removing an unknit bone’s adherence; said: the cause’s sense’s presence with ruling’s absence; said: one of the cause’s two parties lacking effect, the other lacking; said: inverting its dividing « of the cause », else mere opposition; the usulists mentioned the first sense.
One of the two parties’ lacking effect with the other’s ruin.
Parting the solid body by a strong collision, without a body’s penetrating it.