Dictionary.com
Thesaurus.com
Synonyms

emperor

American  
[em-per-er] / ˈɛm pər ər /

noun

  1. the male sovereign or supreme ruler of an empire.

    the emperors of Rome.

  2. Chiefly British. a size of drawing or writing paper, 48 × 72 inches (122 × 183 centimeters).


emperor British  
/ ˈɛmpərə /

noun

  1. a monarch who rules or reigns over an empire

  2. Also called: emperor moth.  any of several large saturniid moths with eyelike markings on each wing, esp Saturnia pavonia of Europe See also giant peacock moth

  3. See purple emperor

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • emperorship noun
  • preemperor noun

Etymology

Origin of emperor

First recorded in 1175–1225; Middle English empero(u)r, (from Anglo-French; Old French empereor, from Latin imperātor, originally, “one who gives orders, ruler,” equivalent to imperā(re) “to order, command” ( im- “in” + -perāre, combining form of parāre “to provide, get ready” ) + -tor noun suffix of agency; im- 1, prepare, -tor

Compare meaning

How does emperor compare to similar and commonly confused words? Explore the most common comparisons:

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That appeared to pave the way for the emperor's daughter to rise to the Chrysanthemum Throne, but the birth of Prince Hisahito, the emperor's nephew, the following year silenced the debate.

From Barron's

Theodosius was the Christian Roman emperor who embraced the Nicene Creed as the religion of empire in the late fourth century, conducting a single-minded suppression of paganism in the lands over which he ruled.

From The Wall Street Journal

The historic Egmont was a Flemish general, a hero to his people in the Netherlands who attempts to serve the 16th century Spanish emperor, Philip II, and rife for Goethe’s romanticizing.

From Los Angeles Times

Matthew Patrick Davis accentuates with a wink the callowness of Joseph II, an emperor who perhaps sees in Mozart a reflection of his own stunted nature.

From Los Angeles Times

A rare luxury material once worn only by emperors in ancient times has been successfully recreated by scientists in South Korea.

From Science Daily