D defs.my
Entry 2 senses · 2 variants Webster, 1913

Whiten

/wīt'-ən/ · Whit·en · IPA /ˈ(h)waɪ̯.tən/
01 v. i. To grow white; to turn or become white or whiter; as, the hair whitens with age; the sea whitens with foam; the trees in spring whiten with…
imp. & p. p. Whitened; p. pr. & vb. n. Whitening
  1. 1.
    To grow white; to turn or become white or whiter; as, the hair whitens with age; the sea whitens with foam; the trees in spring whiten with blossoms.
02 v. t. To make white; to bleach; to blanch; to whitewash; as, to whiten a wall; to whiten cloth.
  1. 1.
    To make white; to bleach; to blanch; to whitewash; as, to whiten a wall; to whiten cloth.
    “The broad stream of the Foyle then whitened by vast flocks of wild swans.” Macaulay.
Syn. See Blanch.