• WordNet 3.6
    • n deterioration process of changing to an inferior state
    • n deterioration a symptom of reduced quality or strength
    • ***
Webster's Revised Unabridged Dictionary
  • Interesting fact: At the beginning of the year 2001 all Canadian cigarette packaging will depict graphic images of rotting teeth and deteriorating organs.
    • n Deterioration The process of growing worse, or the state of having grown worse.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: Undertakers report that human bodies do not deteriorate as quickly as they used to. The reason, they believe, is that the modern diet contains so many preservatives that these chemicals tend to prevent the body from decomposition too rapidly after death.
    • n deterioration A growing or making worse; the state of growing worse.
    • n deterioration Synonyms Degeneracy, debasement, degradation, depravation.
    • ***
Chambers's Twentieth Century Dictionary
  • Interesting fact: Pollen never deteriorates. It is one of the few natural substances that lasts indefinitely.
    • n Deterioration the act of making worse: the state of growing worse
    • ***


  • Charles Horton Cooley
    “To cease to admire is a proof of deterioration.”
  • Vince Lombardi
    “A school without football is in danger of deteriorating into a medieval study hall.”
  • T. S. Eliot
    “Each venture is a new beginning, a raid on the inarticulate with shabby equipment always deteriorating in the general mess of imprecision of feeling.”


Webster's Revised Unabridged Dictionary
LL. deterioratio,: cf. F. détérioration,
Chambers's Twentieth Century Dictionary
L. deteriorāre, -ātum, to make worse—deterior, worse—obs. deter, lower—de, down; cf. inter-ior.


In literature:

The use of vinous spirit has a tremendous influence in the deterioration of the human race.
"Headlong Hall" by Thomas Love Peacock
But the deteriorating influence due to friction goes on, even if unperceived.
"The Human Machine" by E. Arnold Bennett
Three others regarded it as a specific deterioration of the blood and the humors.
"Poor Relations" by Honore de Balzac
It is insidious in its deterioration and omnivorous in its appetite.
"A Backward Glance at Eighty" by Charles A. Murdock
A long-continued uniform environment is more deteriorating than similarity of blood.
"Consanguineous Marriages in the American Population" by George B. Louis Arner
The fine qualities which might so easily have deteriorated remained unscathed.
"Lippincott's Magazine of Popular Literature and Science, Vol. 15, No. 90, June, 1875" by Various
Antonyms: retreat, retrogression, decline, retrogradation, deterioration.
"Putnam's Word Book" by Louis A. Flemming
There is no doubt that the sheep deteriorates in this State unless it is carefully and constantly bred up.
"Northern California, Oregon, and the Sandwich Islands" by Charles Nordhoff
Does it deteriorate rapidly and turn out so badly, after all?
"The Revelation Explained" by F. Smith
This means the sure deterioration of the species.
"Our Vanishing Wild Life" by William T. Hornaday
Now, my dear Sir or Madam, for this melancholy deterioration in the DABCHICKS you are entirely responsible.
"Punch, Or The London Charivari, Vol. 101, July 11, 1891" by Various
The wealthier classes have, from various causes, deteriorated within the last sixty years, while the workmen have improved within that time.
"Rides on Railways" by Samuel Sidney
However, it will not bear keeping, deteriorating rapidly.
"The Story of Crisco" by Marion Harris Neil
During the eighteenth century marked deterioration may be observed.
"Rambles and Recollections of an Indian Official" by William Sleeman
The condition of the labourer was at this period deteriorating rapidly.
"The Reign of Henry the Eighth, Volume 1 (of 3)" by James Anthony Froude
Even the permanent way has deteriorated.
"India, Old and New" by Sir Valentine Chirol
Decadence in art is often far from being artistic deterioration.
"Musical Memories" by Camille Saint-Saëns
Life, besides being thus immensely deteriorated, is also cut short.
"Essays on Education and Kindred Subjects" by Herbert Spencer
The fur that was now caught was deteriorating to such an extent that it was not wise to continue catching it.
"Ungava Bob" by Dillon Wallace
Speaking of convents, she 'considered that women must deteriorate by any separation from men.
"The Letters of Elizabeth Barrett Browning, Volume II" by Elizabeth Barrett Browning

In news:

Once the golden goose of Hudson River Park, the pier is now so deteriorated, it costs more to maintain than it earns for the libertarian park.
Fed to take dramatic steps if economy deteriorates more than expected Article JACKSON, WYO.
Government calls contractor layoffs premature, China's small business ecosystem deteriorating.
Deteriorating Levees, Dams Endanger River Communities, Part II.
Poll finds support for Afghanistan war deteriorating among voters.
The slumping economy has accelerated the deterioration of the traditional employer-employee relationship.
It has been some months since we've written about (CRM), the magical cloud-computing company whose stock has risen ever higher, even as its financial results have deteriorated.
'Soft dies' responsible for exaggerated , early deterioration.
The FHA 's capital position has deteriorated.
Fifteen deteriorating Packard automobiles are in a partially fenced backyard at 1106 Rhode Island, just east of the Judicial and Law Enforcement Center.
Privately, however, Israeli officials noted that relations between the former allies had started deteriorating long before the flotilla raid.
The strike by ramp workers at Frankfurt Airport, which began last week, continues to deteriorate and could soon become a complete work stoppage at Europe's third-busiest hub.
For years, the complaint has been repeated over and over: Neighborhoods are being taken over by abandoned, deteriorating homes, but local governments don't have the money to tear them down.
There is a trend to the presidential race: as more Americans are starting to pay attention to the upcoming vote between President Obama and challenger Mitt Romney, the quality of the campaign deteriorates.
Learn about the intricacies of direct- projection exposure systems, how to keep your mesh from deteriorating, and the secrets of pad printing on inflatable objects.

In science:

This measure (last line item of Zinman (2009) ’s Table 3 and my Table C1, Appendix C) examines whether respondents were unemployed, or partially employed, or saw their financial situation deteriorate recently, or expect it to deteriorate in the future.
Is There Statistical Evidence that the Oregon Payday-Loan Rate Cap Hurts Consumers?
Already for a range of variation ∼ 10 in (cid:112)|gkl |, the thickness shown here.) Right: deterioration of quasirandom-covering thickness on curved manifolds.
Cover art: issues in the metric-guided and metric-less placement of random and stochastic template banks
Then A ≈ A( : ,J )X , but the approximation error may deteriorate from the initial estimate.
Finding structure with randomness: Probabilistic algorithms for constructing approximate matrix decompositions
The hope is that the deterioration in the optimality properties is not so great as to negate the benefit of the method as a whole.
Improving the expected accuracy of forecasts of future climate using a simple bias-variance tradeoff
The resolution slightly deteriorates when using the short shaping time but is still well within the detector requirements.
Performance of prototypes for the ALICE electromagnetic calorimeter
This implies that the bonds that suffer from these attacks are relevant only to such a small number of sites in the PTHS model and, therefore, the damage on such bonds will not significantly deteriorate the total efficiency of the network connectivity compared to the case of the VSS model.
Cavity analysis on the robustness of random networks against targeted attacks: Influences of degree-degree correlations
This decreases the number of bonds linking two larger-degree sites, which will work as a factor of deterioration of the percolation threshold.
Cavity analysis on the robustness of random networks against targeted attacks: Influences of degree-degree correlations
The dependence of the percolation threshold on R implies that this effect overcomes the deterioration factor in the PTHS model.
Cavity analysis on the robustness of random networks against targeted attacks: Influences of degree-degree correlations
In addition, its randomness nature is deteriorated when a finite precision arithmetic is used.
A novel pseudo-random number generator based on discrete chaotic iterations
Let us first check, whether the 3 × 3 part of the CKM matrix is not deteriorated by the inclusion of the 4-th generation.
Coherent mixing in three and four quark generations
Because of this, it is clear that the enduser experience is likely to quickly deteriorate as more and more physics models are added to the library in the future.
OPUCEM: A Library with Error Checking Mechanism for Computing Oblique Parameters
Our approach has limitations and deteriorates, like any asymptotic approach, for large values of η .
Elements of mathematical foundations for a numerical approach for weakly random homogenization problems
Indeed, solving the exact cohomological equation at each step is inefficient because the small denominators appearing with intermediate-order harmonics deteriorate the estimates, whereas some of these harmonics could have a smaller amplitude than the error terms and thus would better not be taken care of.
A simple proof of the invariant torus theorem
This result indicates that the four randomization methods proposed here are able to successfully deteriorate the high degree-degree relations present at the snake -DAG.
Exploring the randomness of Directed Acyclic Networks
As can be seen in Figure 3 the generic particle filter’s accuracy deteriorates quickly.
A drift homotopy Monte Carlo approach to particle filtering for multi-target tracking