Origin of in reClassical Latin
- Law In the matter of. Used in case captions to designate cases that lack parties, such as one concerning the probate of a will.
- In regard to.
Origin of in reLatin in rē in in rē ablative of rēs thing, matter
- (chiefly law) In the matter of; with regard to.
From Latin, literally meaning "in the matter [of]"