redditive adjective 2noun 1forms 1 adjective2 •Answering to an interrogative or inquiry; conveying a reply. •(no longer used, rare) Restorative; relating to the process of restoring. noun1 •A word which answers an interrogative.AN Interrogative and its Redditive (i. e. the Word which answers it) shall be of the same Case and Tense[.] — 1826 formsredditives