From Longman Dictionary of Contemporary Englishempressem‧press /ˈemprɪs/ noun [countable] PGOa female ruler of an empire, or the wife of an emperor
Examples from the Corpus
empress• Also patron of divorce and empresses.• Her rank, though high, did not meet the level protocol demanded of future empress.• I will be bright, and shine in pearl and gold, To wait upon this new-made empress.• Also patron of empresses, parenthood, princesses, and second marriages.• It was the complaint of the Empress Matilda that her father had married her, an empress, to a count.• Criticism of the empress has developed along at least three different lines. 