contamination

Definitions

  • WordNet 3.6
    • n contamination the act of contaminating or polluting; including (either intentionally or accidentally) unwanted substances or factors
    • n contamination the state of being contaminated
    • n contamination a substance that contaminates
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Webster's Revised Unabridged Dictionary
  • Interesting fact: In a University of Arizona study, rails and armsrests in public buses were found to be contaminated by the highest concentration of bodily fluids.
    • n Contamination kŏn*tăm`ĭ*nā"shŭn The act or process of contaminating; pollution; defilement; taint; also, that which contaminates.
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Century Dictionary and Cyclopedia
  • Interesting fact: Ricin is a protein produced by the castor oil plant, Ricinus communis, which is highly toxic (the minimal lethal dose is around 1 µg / kg body weight, that means 1/15th of a milligram could kill a 150 lb. person). Ricin can be a dangerous contaminant, making the production of castor oil a precisely controlled process.
    • n contamination The act of contaminating, or the state of being contaminated; pollution; defilement; taint.
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Chambers's Twentieth Century Dictionary
  • Interesting fact: Toothbrushes should be kept 6 feet away from the toilet to avoid being contaminated by airborne stuff stirred up after flushing
    • n Contamination pollution
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Etymology

Webster's Revised Unabridged Dictionary
L. contaminatio,
Chambers's Twentieth Century Dictionary
L. contamināre, -ātumcontamen (for contagmen), pollution. See Contact.

Usage

In literature:

Confidences with such were contamination.
"The Deserter" by Charles King
Streams which flow through populated regions are apt to be contaminated, and hence water from them requires public filtration.
"General Science" by Bertha M. Clark
The prevention of all contamination by their fellow-prisoners.
"Elizabeth Fry" by Mrs. E. R. Pitman
And even they in many trades cannot help contamination.
"Town Life in Australia" by R. E. N. (Richard) Twopeny
Why should she allow herself to be contaminated by breathing the same air as some of the women who were there round her?
"The Chink in the Armour" by Marie Belloc Lowndes
She will not be at the anniversary meetings because the place is contaminated by you pair.
"My Neighbors" by Caradoc Evans
Mine, though her brow has been polluted by your lips, and your profligate love has contaminated her for ever in my eyes.
"Mark Hurdlestone" by Susanna Moodie
A child is utterly contaminated by prison life.
"Oscar Wilde, Volume 2 (of 2)" by Frank Harris
Then, before any of them could move, he thrust its contaminated point into the back of his hand.
"Plague Ship" by Andre Norton
As he had not profited by the experience of life, so he had not been contaminated by it.
"Interludes being Two Essays, a Story, and Some Verses" by Horace Smith
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In poetry:

"My child, 'tis said such beauteous things,
Too often loved with vain excess,
Are swept away by angel wings,
Before contamination clings
To their frail loveliness.
"The Child And The Dew-Drops (in memory of a lost son)." by John Critchley Prince
Come then, and earnestly his favour crave,
Nor let thy weighty sins retard thy soul:
Christ never came the sinless folks to save,
But such as are contaminate and foul.
"Advice To A Sinner, To Come To Christ" by Rees Prichard
Yes! let His place be there!
Where the lone moorland gazes on the sea,
Not in the squalid street nor pompous square:
So that he again may be
From contamination free,
His pedestal the plain, his canopy the air!
"Burns’s Statue At Irvine" by Alfred Austin

In news:

When recharging metalworking fluids, a thorough tank cleanout should be performed so contaminants in the tank don't deteriorate the fresh fluid.
BOSTON — A Framingham pharmacy linked to a deadly meningitis outbreak sent customers a "report card" touting the cleanliness of its labs, even though internal tests showed widespread contamination.
Federal officials are proposing to install special ventilation systems in 11 more homes near the Crossley Farm Superfund Site after a reassessment of the toxicity of a carcinogen contaminating the area's groundwater.
1,4-Dioxane, Cancer-Causing Contaminant , in Tide Detergent Sparks Controversy.
However, the source zones of these denser-than-water contaminants cannot be precisely defined using current technology.
Should you consider certifying the contaminants listed above.
How should you decide what contaminant reduction testing should be completed for your particular type of product or product line.
The FAA suggests that operators become familiar with the available literature on Fame contamination listed in the SAIB and develop contingency plans and procedures with their fuel suppliers in case of a contamination situation.
The California attorney general has filed a lawsuit against four body care household-cleaning product companies, including Whole Foods Market, Austin, Texas, whose products have tested highest for the carcinogenic contaminant 1,4-dioxane.
Whether for dry powder or liquid slurry, this new Equipment for the Ceramics Industry brochure provides complete solutions for removing coarse or fine ferrous contaminants .
Whether for dry powder or liquid slurry, Eriez Magnetics¿ new Ceramics brochure provides complete solutions for removing coarse or fine ferrous contaminants .
Dry powder or liquid slurry, Eriez Magnetics¿ new Ceramics brochure provides complete solutions for removing coarse or fine ferrous contaminants .
Misconnected lines likely contaminated medical building 's water.
Features the pulsed DC technology used by the existing 976 bar but has an improved design said to be more resilient to the buildup of contamination.
Coal-fired power plants are responsible for most of the mercury contamination in the air and water.
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In science:

It is not clear to us what could be the reasons of possible contradictions except the fact that MCM sample is most likely contaminated due to different methodologies.
Morphology and Evolution of Simulated and Optical Clusters: A Comparative Analysis
Totani (2003) further suggested that the jet may be too baryon-contaminated to trigger a GRB and that it was expanding almost freely and hence was radio quiet.
The Optical/Near-Infrared Light Curves of SN 2002ap for the First 1.5 Years after Discovery
To confirm the CO+ detection and estimate the possible contamination of the 13-methanol lines, we have observed towards Center the same transitions of the abundant isotope 12CH3OH and obtained TM B ∼10 mK.
Detection of CO+ in the nucleus of M82
In an effort to quantify the level of contamination by field white dwarfs in our assembly of probable Praesepe members, we have repeated our original survey procedure on four 5◦×5◦ fields flanking the cluster to the NE, NW, SE and SW.
New Praesepe white dwarfs and the initial mass-final mass relation
We expect that contamination by red giants in the halo (which would occupy a similar color and magnitude range) will be low, only a few percent, but such stars would be hard to distinguish from MC supergiants, as most of the radial velocity of the Clouds is simply due to the reflex motion of the sun.
The Effective Temperatures and Physical Properties of Magellanic Cloud Red Supergiants: The Effects of Metallicity
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