1. Plural of emperor; male rulers of empires or countries with the highest rank.
Usage: Most common sense; refers to historical and contemporary monarchs.
2. Large penguins native to Antarctica, the second-largest penguin species.
Usage: Zoological term; refers to Aptenodytes forsteri.

Examples

• The emperors of ancient Rome ruled vast territories.
• Napoleon and Julius Caesar were among history's most famous emperors.
• Emperor penguins can dive deeper than any other bird species.
• Many Asian emperors built magnificent palaces and temples.
• The emperors of Japan held both political and spiritual authority.
• Emperor penguins huddle together to survive the Antarctic winter.