whiten

verb
/ˈ(h)waɪ̯.tən/

Etymology

From Middle English whitenen, whitnen, from Old Norse hvítna (“to whiten”), from Proto-Germanic *hwītnōną (“to whiten, become white”), from Proto-Indo-European *kwind-, *kwint- (“bright”), equivalent to white + -en. Cognate with Icelandic hvítna (“to whiten”), Swedish vitna, hvitna (“to whiten”), Danish hvidne (“to whiten”). Compare Old English hwītian (“to whiten, become white, be white, make white”).

  1. derived from *kwind-
  2. derived from *hwītnōną
  3. derived from hvítna
  4. inherited from whitenen

Definitions

  1. (To cause) to become white or whiter

    (To cause) to become white or whiter; to bleach or blanch.

    • Age had whitened his hair.
    • The trees in spring whiten with blossoms.
    • Whenever black people are furious with me, I walk over to them and whiten their face, and scream and scream and scream 'daddy’s the boss.'
  2. To increase the security of an iterated block cipher by steps that combine the data with…

    To increase the security of an iterated block cipher by steps that combine the data with portions of the key.

  3. To normalize data so that the covariance matrix becomes the identity matrix

    To normalize data so that the covariance matrix becomes the identity matrix; i.e., to remove correlations so each variable has unit variance.

  4. + 1 more definition
    1. A surname.

The neighborhood

Derived

prewhiten

Vish — recursive loop

No curated loop yet for whiten. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA