superclass

/ˈsupərˌklæs/
noun
  1. A high-level category in the classification of living things, ranking above a class and below a phylum.
    • Biologists debate whether to place this group at the class or superclass level.
    • The superclass Agnatha contains jawless fish like lampreys and hagfish.
    • The superclass Tetrapoda includes all four-limbed vertebrates.
  2. A very large or dominant group of people or things that share a common characteristic.
    • In the tech industry, a superclass of billionaires controls most of the major companies.
    • The new social media platform created a superclass of influencers with millions of followers.
    • Historians refer to the ruling superclass that governed the ancient empire.
Antonyms
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