In*struct"ive (?), a. [Cf. F. instructif.]
Conveying knowledge; serving to instruct or inform; as, experience furnishes very instructive lessons.
Addison.
In various talk the instructive hours they past.
Pope.
-- In*struct"ive*ly, adv. -- In*struct"ive*ness, n.
The pregnant instructiveness of the Scripture.
Boyle.
© Webster 1913.