demoniac

adjective
de·​mo·​ni·​ac | \di-ˈmō-nē-ˌak \
variants: or less commonly demoniacal \ ˌdē-​mə-​ˈnī-​ə-​kəl \

Definition of demoniac 

(Entry 1 of 2)

1 : possessed or influenced by a demon

2 : demonic demoniac rage

demoniac

noun

Definition of demoniac (Entry 2 of 2)

: one possessed by a demon

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Other Words from demoniac

Adjective

demoniacally \ ˌdē-​mə-​ˈnī-​ə-​k(ə-​)lē \ adverb

Synonyms & Antonyms for demoniac

Synonyms: Adjective

cacodemonic, demonian, demonic (also demonical), devilish, diabolical (or diabolic), fiendish, Luciferian, satanic

Antonyms: Adjective

angelic (or angelical)

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Examples of demoniac in a Sentence

Adjective

the murderer seemed possessed by a demoniac wish to destroy life

First Known Use of demoniac

Adjective

14th century, in the meaning defined at sense 1

Noun

14th century, in the meaning defined above

History and Etymology for demoniac

Adjective

Middle English demonyak, borrowed from Anglo-French & Late Latin; Anglo-French demoniac, borrowed from Late Latin daemoniacus, borrowed from Greek daimoniakós, from daimónion "evil spirit" (Septuagint, New Testament), "divine power, lesser divine being" (noun derivative from neuter of daimónios, adjective derivative of daímōn "superhuman power, spirit intermediate between gods and humans") + -akos -ac — more at demon

Noun

Middle English demonyak, borrowed from Anglo-French & Late Latin; Anglo-French demoniac, borrowed from Late Latin daemoniacus, noun derivative of daemoniacus demoniac entry 1

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Time Traveler for demoniac

The first known use of demoniac was in the 14th century

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