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Definition of improvement:

  1. A useful addition to, or modification of, a machine, manufacture, or composition.
  2. Increase; growth; progress; advance.
  4. The act of making profitable use or applicaton of anything, or the state of being profitably employed; a turning to good account; practical application, as of a doctrine, principle, or theory, stated in a discourse.
  5. The state of being improved; betterment; advance; also, that which is improved; as, the new edition is an improvement on the old.
  6. Valuable additions or betterments, as buildings, clearings, drains, fences, etc., on premises.


utility, feeler, advance, attachment, alteration, emolument, increase, reclamation, onward motion, approach, regeneration, better, supplement, change, growth, amelioration, elevation, procession, usefulness, decay, deterioration, cultivation, upgrade, expediency, ennoblement, return, civilization, preferment, rise, melioration, amendment, recuperation, development, betterment, service, addition, overture, emendation, recovery, extra, returns, cash advance, refurbishment, luxury, avail, reformation, reorganization, revision, forward motion, receipts, remodeling, reform, value, repair, proceeds.

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