Definition of evergreening in English:



  • 1The action or process of renewing or updating something, especially on an ongoing basis; the action or process of making something permanent or long-lasting.

  • 2Finance
    The process or practice of using or providing a new loan or extending a line of credit in order to service an existing debt.

  • 3The process or practice of extending patent protection, especially for a drug, medical device, etc., typically by making minor changes to a product whose patent is due to expire, in order to apply for a new patent for the updated product.


1970s. From evergreen + -ing.