Lewis Short
(adjective) : fĭdĕĭcommissārĭus, a, um, fidei-committo
* Of or belonging to a fideicommissum or feoffment in trust.
* Adj.: hereditas,Just. Inst. 2, 23; Dig. 31, 1, 77, § 24: libertas,ib. 40, 5; 26, 2, 32; Cod. Just. 7, 4, 9: epistola,in which a fideicommissum is created,Dig. 32, 1, 37, § 3: praetor, that takes cognizance of such feoffments, Ulp. Regul. tit. 25.
* Subst.: fideicommis-sarius, ii, m. (sc. heres), one who receives an inheritance through a fideicommissum, a feoffee in trust, Dig. 32, 1, 11.
Charlton T. Lewis, Charles Short, A Latin Dictionary