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consumer (EN)
noun

noun “consumer”

singular consumer, plural consumers
  1. a person who buys goods or services for personal use
    When shopping online, consumers should always check the security of the website before entering their credit card details.
  2. someone or something that uses up resources
    The new factory is a heavy consumer of water and electricity.
  3. (in ecology) an organism that eats other organisms to gain energy
    In the forest ecosystem, wolves are consumers that hunt deer and other animals.