• WordNet 3.6
    • n improvement the act of improving something "their improvements increased the value of the property"
    • n improvement a change for the better; progress in development
    • n improvement a condition superior to an earlier condition "the new school represents a great improvement"
    • ***

Additional illustrations & photos:


Webster's Revised Unabridged Dictionary
  • Interesting fact: Studies indicate that surgeons who listen to music while they operate improve in their performance
    • Improvement (Patent Laws) A useful addition to, or modification of, a machine, manufacture, or composition.
    • Improvement Increase; growth; progress; advance. "There is a design of publishing the history of architecture, with its several improvements and decays.""Those vices which more particularly receive improvement by prosperity."
    • Improvement The act of improving; advancement or growth; promotion in desirable qualities; progress toward what is better; melioration; as, the improvement of the mind, of land, roads, etc. "I look upon your city as the best place of improvement .""Exercise is the chief source of improvement in all our faculties."
    • Improvement 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. "A good improvement of his reason.""I shall make some improvement of this doctrine."
    • Improvement The state of being improved; betterment; advance; also, that which is improved; as, the new edition is an improvement on the old. "The parts of Sinon, Camilla, and some few others, are improvements on the Greek poet."
    • Improvement Valuable additions or betterments, as buildings, clearings, drains, fences, etc., on land or premises; as, to convey the land together with all improvements .
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Century Dictionary and Cyclopedia
  • Interesting fact: Post-It Notes, which are adhesive notes, were invented while looking for a way to improve the acrylate adhesive found in tapes
    • n improvement The act of improving or making better, or the state of being made better; advancement or increase in any good quality; betterment.
    • n improvement Profitable use or employment; practical or advantageous application: as, the improvement of one's time. The concluding part of a discourse or sermon, enforcing the practical use or application of the principles taught, was formerly called the improvement.
    • n improvement Use; practice; indulgence.
    • n improvement A betterment; that by which the value or excellence of a thing is enhanced; a beneficial or valuable change or addition. In patent law an improvement is an addition to or change in some specific machine or contrivance, by which the same effects are produced in a better manner than before, or new effects are produced. An improvement in real property is something done or added to it which increases its value, as cultivation or the erection of or addition to buildings.
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Chambers's Twentieth Century Dictionary
  • Interesting fact: The ZIP in "ZIP code" means Zoning Improvement Plan.
    • ns Improvement the act of improving: advancement or progress: increase, addition
    • ***


  • Italian Proverb
    Italian Proverb
    “Old wine and friends improve with age.”
  • James Allen
    “Men are anxious to improve their circumstances, but are unwilling to improve themselves; they therefore remain bound.”
  • Henri Frederic Amiel
    “He who asks of life nothing but the improvement of his own nature is less liable than anyone else to miss and waste life.”
  • Tryon Edwards
    “People never improve unless they look to some standard or example higher or better than themselves.”
  • Ralph Waldo Emerson
    “The never-ending task of self improvement.”
  • David Lee Roth
    David Lee Roth
    “The problem with self-improvement is knowing when to quit.”


Chambers's Twentieth Century Dictionary
A variant of approve.


In literature:

In England, both government and people concur in this improvement.
"Travels through the South of France and the Interior of Provinces of Provence and Languedoc in the Years 1807 and 1808" by Lt-Col. Pinkney
Self-improvement implies one essential feeling: the desire for improvement.
"Pushing to the Front" by Orison Swett Marden
Similarly, the standards of sex conduct have improved.
"Society" by Henry Kalloch Rowe
To be sure, in speaking upon "Improvements," I am admitting that improvements are possible.
"On the Firing Line in Education" by Adoniram Judson Ladd
We hear much of the improvements of our age.
"Harvard Classics Volume 28" by Various
We can then see how much improvement has been made, in that time.
"The Teacher" by Jacob Abbott
Went in the evening to Lord Mornington's at Dangan, who is making many improvements, which he showed me.
"A Tour in Ireland 1776-1779" by Arthur Young
Hugh Blair, D.D., on the Improvement of Psalmody in Scotland.
"The Modern Scottish Minstrel, Volumes I-VI." by Various
Improvement should begin to show up the second year after applying.
"Northern Nut Growers Association Report of the Proceedings at the Thirty-Eighth Annual Meeting" by Northern Nut Growers Association
Farm lands, 1860, improved and unimproved acres, 2,983,531 15,595,860.
"The Continental Monthly, Vol. 5, No. 5, May, 1864" by Various

In poetry:

Why then you have outlasted
All his improvements, for you see they're making
Great alterations here.
"English Eclogues I - The Old Mansion-House" by Robert Southey
Water the seed in weakness sown,
And ever more improve:
Make me a garden of thine own;
May ev'ry flow'r be love!
"Lord, Let Me Not Thy Courts Depart" by Augustus Montague Toplady
All things were made but to subserve
Man's powers to improve,
And beautify his being here
Through charity and love.
"Needs And Powers" by Jared Barhite
Yet, Lord, instruct us to improve our fast
By starving sinne and taking such repast
As may our faults controll:
That ev'ry man may revell at his doore,
Not in his parlour; banquetting the poore,
And among those his soul.
"Lent" by George Herbert
I DON'T think I feel much older; I'm aware I'm rather gray,
But so are many young folks; I meet 'em every day.
I confess I 'm more particular in what I eat and drink,
But one's taste improves with culture; that is all it means, I think.
"The Archbishop And Gil Blas" by Oliver Wendell Holmes
What newness once suggested to,
Now clearer reason doth improve my view;
By novelty my soul was taught
At first, but now reality my thought
Inspires; and I Perspicuously Each way instructed am by sense,
Experience, reason, and intelligence.
"Right Apprehension" by Thomas Traherne

In news:

Treatment improves for age-related sight loss.
No improvement in racial attitudes.
Beyond the primary goal of ensuring product safety, retort process optimization can help minimize retort cycle time and improve finished product quality.
Improve painting sessions with a clean airbrush .
The improvements should allow the authority to delay spending more than $1 billion on a new terminal.
The parking situation has also improved, but there`s still much going on up north.
Do you believe the economy is improving in northeastern Louisiana.
Higher quality hospitals should be incentivized to focus on improving safety and other services that look at outcomes like mortality, Jha says.
Greg Meyer has been tapped to lead fundraising and alumni relations at Aquinas College, a position that's key to the institution's effort to provide student financial aid and campus improvements.
In addition to improving scholarly journals for the scholar as author, the Internet will also improve scholarly journals for the scholar as reader.
I thought defensively, when I look at it, we can talk about individual players, but I thought our run defense for the most part was much improved from the last time we played Baltimore, much improved.
Improving welfare of animals helps improve community's quality of life.
After reading the article about the Davis schools that are subject to Program Improvement this year under No Child Left Behind, I have a plan to improve medical care in this country.
Allen Engineering redesigned is MSP 460 (mechanical-super pro) Rider for improved rider responsiveness, better visibility from the seat, improved operator comfort and updated body style.
If test scores showed improvement, we should examine the data to find the reasons for the improvement.

In science:

The improved resolution would be due to effects the regular fibre arrangement in the Monte Carlo, as well as improved track finding and efficiency in the simulated drift tubes.
A 1 mm Scintillating Fibre Tracker Readout by a Multi-anode Photomultiplier
An improved light yield, which increases the number of detected photoelectrons, will improve the resolution.
A 1 mm Scintillating Fibre Tracker Readout by a Multi-anode Photomultiplier
Hence improved upper bounds for K (t, γ ) might have resulted in improved bounds for several other fundamental problems.
A Wowzer Type Lower Bound for the Strong Regularity Lemma
In order to improve the agreement between the data and the simulation of the recoil and neutron spectra, we need to improve the simulation to include the efficiency loss due to sparks.
A Prototype Detector for Directional Measurement of the Cosmogenic Neutron Flux
The preliminary CC selection method presented here will improve as the quality of the event reconstruction method improves. A possible next step will be to improve the π+ , π− rejection using information from Michel electrons, which are produced in end-point decay of muons.
Early Neutrino Data in the NO$\nu$A Near Detector Prototype