wrinkle - definition and synonyms

noun [countable] [usually plural] 

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/ˈrɪŋk(ə)l/
singularwrinkle
pluralwrinkles
  1. 1
    a line that appears on your skin when you get older, or when your skin has been damaged by the sun
  2. 2
    an accidental fold in a piece of cloth or paper