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authority (EN)
noun

noun “authority”

singular authority, plural authorities or uncountable
  1. the power or right to give orders, make decisions, and enforce obedience
    As the CEO, she has the authority to approve all major projects in the company.
  2. a person or organization having power or control in a particular area
    The local authorities issued a warning about the dangerous weather conditions.
  3. an expert on a subject
    Dr. Smith is an authority on marine biology.
  4. the status of having expert knowledge or skill
    His opinions carry authority in the field of economics.
  5. official permission or approval
    They cannot build the extension without the proper authority.