[ uhn-ring-kuh l ]
/ ʌnˈrɪŋ kəl /

verb (used with object), un·wrin·kled, un·wrin·kling.

to smooth the wrinkles from.

Origin of unwrinkle

First recorded in 1605–15; un-2 + wrinkle1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unwrinkle

  • Hence the Latin phrase, exporrigere frontem—to unwrinkle the brow—means, to be cheerful or merry.

  • The eyebrows and lashes had disappeared; the skin, grown hard, could not unwrinkle.

    Beatrix|Honore de Balzac