The use of analogy as precedent in Shari'a jurisprudence.(noun)
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Use "qiyas" in a sentence
"For example, writing commentaries on the Qu'ran, formulating jurisprudence, inventing innovative legal methods like qiyas and developed the concept of the "Islamic state.""
"If there is no guidance to answer a question based upon the Qur'an or Sunnah, or through qiyas, only then is ijtihad supposed to be used."
"The basis for Islamic law, called fiqh (pronounced "fee-kay"), is first the Qur'an, then the Sunnah (which includes the various collections of ahadith, or sayings of the Prophet Muhammad (pbuh)), then qiyas or analogies, and finally ijma or consensus of the scholars."