Definition of opiatic in US English:

opiatic

adjective

  • Of or relating to opiates or their use; of the nature of or resembling an opiate. Now rare.

Origin

Late 17th century; earliest use found in Ralph Cudworth (1617–1688), philosopher and theologian. From opiate + -ic. Compare post-classical Latin opiaticus.

Pronunciation

opiatic

/ˌəʊpɪˈatɪk/