DICT.TW Dictionary Taiwan

 Mis·sive a.
 1. Specially sent; intended or prepared to be sent; as, a letter missive.
 2. Missile. “The missive weapons fly.”
 Letters missive, letters conveying the permission, comand, or advice of a superior authority, as a sovereign. They are addressed and sent to some certain person or persons, and are distinguished from letters patent, which are addressed to the public.