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undeclared - definition and synonyms

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adjective [usually before noun]     undeclared pronunciation in American English
  1. 1
    an undeclared activity or situation exists but has not been formally or officially announced

    an undeclared war

  2. 2
    undeclared goods are goods that you bring illegally into a country without telling the customs authorities
    1. a.
      used about income that you do not tell the tax authorities about
  3. 3
    American used for describing students who have not yet chosen the main subject they want to study at a college or university

deep learning

a form of machine learning which incorporates the use of neural networks

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snap election

a general election … that is called earlier than expected

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