Halacha

Webster's Dictionary

(n.) The general term for the Hebrew oral or traditional law; one of two branches of exposition in the Midrash. See Midrash.

Cyclopedia of Biblical, Theological and Ecclesiastical Literature

(See Haggadah); (See Midrash).

The Nuttall Encyclopedia

The Jewish law as developed into validity by the decisions of the Scribes, on the basis of inferential reasoning or established custom; it was of higher authority than the law as written, though not held valid till sanctioned by a majority of the doctors.