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Ex rigore juris

Defined in 2 dictionaries — Ballentine's (1916), Black's (1910)

Ballentine's Law Dictionary

James A. Ballentine · 1916

According to the rigor of the law.

Black's Law Dictionary

Henry Campbell Black, M.A. · 1910

According to the rigor or strictness of law; in strictness of law. Fleta, lib. 3, c. 10, § 3.