Meaning of melioration

mel•io•ra•tion

Pronunciation: (mēl"yu-rā'shun, mē"lē-u-), [key]
— n.
  1. semantic change in a word to a more approved or more respectable meaning. Cf.(def. 2).
  2. amelioration.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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