'Whitening' definitions:

Definition of 'whitening'

From: WordNet
noun
Changing to a lighter color [syn: whitening, lightening]

Definition of 'Whitening'

From: GCIDE
  • Whiten \Whit"en\, v. i. [imp. & p. p. Whitened; p. pr. & vb. n. Whitening.] [OE. whitenen; cf. Icel. hv[imac]tna.] 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. [1913 Webster]

Definition of 'Whitening'

From: GCIDE
  • Whitening \Whit"en*ing\, n.
  • 1. The act or process of making or becoming white. [1913 Webster]
  • 2. That which is used to render white; whiting. [R.] [1913 Webster]
  • Whitening stone, a sharpening and polishing stone used by cutlers; also, a finishing grindstone of fine texture. [1913 Webster]

Synonyms of 'whitening'

From: Moby Thesaurus