Main Entry: im·pe·ri·ous

Pronunciation: \im-ˈpir-ē-əs\

Function: adjective

Etymology: Latin imperiosus, from imperium

Date: 1540

1 a : befitting or characteristic of one of eminent rank or attainments : commanding, dominant <an imperious manner> b : marked by arrogant assurance : domineering
2 : intensely compelling : urgent <the imperious problems of the new age — J. F. Kennedy>

synonyms see masterful

— im·pe·ri·ous·ly adverb

— im·pe·ri·ous·ness noun