a. Old Law. [A non-etymological variant of CADUCARY, app. assimilated to fiduciary.] Subject to, relating to, or by way of escheat or lapse.

1

1757.  Sir J. Dalrymple, Ess. Hist. Feudal Prop., 76. To prevent his inheritance from being caduciary.

2

1880.  Muirhead, Gaius, II. § 150, note. The L. Iulia et Papia Poppæa…, whose caduciary provisions [etc.].

3

  Hence Caduciarily adv.

4

1880.  Muirhead, Gaius, 504. Failure to take under a testament.… The inheritance went to the heir-at-law caduciarily.

5