unalloyed adjective2 •Not alloyed; not in mixture with other metals; pure. •Complete and unreserved; pure; unadulterated; not restricted, modified, or qualified by reservations.He laded his ship with his purchases, and returned back to the island, where he spent many years in unalloyed happiness, and Aslog's father was soon reconciled to his wealthy son-in-law. — 1828 formsmore unalloyed · most unalloyed