The Collaborative International Dictionary
Abdicative
Abdicative \Ab"di*ca*tive\, a. [L. abdicativus.]
Causing, or implying, abdication. [R.]
--Bailey.
Wiktionary
abdicative
Etymology 1 a. (context rare English) Causing, or implying, abdication. Etymology 2
n. (context logic English) A reasoning from the negative