ENGLISH
REFERENCE

emperor

n.
US //ˈɛmpɝɝ// UK //ˈɛmpəɹɐ// em·per·or
  1. 1 ruler of an empire (n.)
    B1 Intermediate

    the male ruler of an empire, which is a large group of countries or states.

    the male sovereign or supreme ruler of an empire. Historically, this title suggests authority over multiple kingdoms or diverse territories.

    Example

    The emperor ruled over a vast territory that stretched across two continents.

    Example

    Historians often debate whether the emperor possessed absolute power or was merely a figurehead for the military elite.

  2. 2 emperor penguin (n.)
    B2 Upper Intermediate Science

    a very large penguin that lives in the Antarctic.

    a common shorthand for the emperor penguin (Aptenodytes forsteri), the tallest and heaviest of all living penguin species.

    Example

    We watched a documentary about how the emperor survives the freezing winter.

    Example

    The emperor is unique among birds for its ability to breed during the harshest conditions of the Antarctic winter.

    • emperor penguin
Show 1 more senseShow fewer
  1. 3 tarot card (n.)
    C2 Proficiency Technical

    a specific card in a tarot deck that usually shows a powerful man.

    the fourth trump or major arcana card in a tarot deck, typically symbolising authority, structure, and fatherhood.

    Example

    She drew the Emperor card, which the reader said meant she needed more discipline.

    Example

    In many occult traditions, the Emperor represents the archetypal father and the imposition of order upon the material world.

Origin

From Middle English emperour, from Anglo-Norman emperour, from Latin imperātorem, derived from imperō (“to command”). Doublet of imperator. Displaced earlier Old English casere, from Latin Caesar.

Idioms1 entry

© 2026 English Reference