contamination
Contamination refers to the presence of unwanted or harmful substances that make something impure, dirty, or unfit for use. It is commonly used in scientific, environmental, and forensic contexts to describe the loss of purity through contact with a foreign element.
Beispiele
3 von 5The contamination of the local pond by trash made it impossible to swim.
The polluting of the pond with garbage prevented people from swimming.
The authorities are investigating the potential contamination of the groundwater supply.
Officials are looking into the possible poisoning of the underground water sources.
There's some contamination in the lab sample, so we might have to start the test over.
The sample has been dirtied, so the test needs to be repeated.
Gegenteile
Wortfamilie
Merkhilfe
Think of 'CON-TAM-ination' as 'Container Tampering'—someone tampered with the container and made the contents dirty.
Schnelles Quiz
The laboratory had to discard the results because of accidental _______ of the DNA samples.
Richtig!
Die richtige Antwort ist: contamination
Beispiele
The contamination of the local pond by trash made it impossible to swim.
everydayThe polluting of the pond with garbage prevented people from swimming.
The authorities are investigating the potential contamination of the groundwater supply.
formalOfficials are looking into the possible poisoning of the underground water sources.
There's some contamination in the lab sample, so we might have to start the test over.
informalThe sample has been dirtied, so the test needs to be repeated.
Researchers found significant levels of chemical contamination in the soil samples collected near the factory.
academicScientists identified high amounts of toxic chemicals within the dirt taken from the industrial area.
The food processing plant was closed due to suspected bacterial contamination in the packaging area.
businessThe factory shut down because they thought harmful bacteria had entered the packaging zone.
Gegenteile
Wortfamilie
Häufige Kollokationen
Häufige Phrasen
source of contamination
the origin of the polluting substance
avoid cross-contamination
taking steps to prevent the spread of germs between items
levels of contamination
the measured amount of impurities present
Wird oft verwechselt mit
Pollution is a broad term for environmental damage; contamination specifically implies that a substance has become impure or dangerous due to a foreign additive.
Infection refers to the biological invasion of a living host by pathogens, whereas contamination refers to the presence of those pathogens on surfaces or in substances.
Nutzungshinweise
Use 'contamination' when discussing scientific samples, food safety, or environmental issues where a specific substance has made something else impure. It is often an uncountable noun.
Häufige Fehler
Learners often use 'contaminate' as a noun; remember that 'contamination' is the noun form. Also, do not confuse it with 'contagion', which refers to the spread of disease.
Merkhilfe
Think of 'CON-TAM-ination' as 'Container Tampering'—someone tampered with the container and made the contents dirty.
Wortherkunft
Derived from the Latin 'contaminatio', meaning 'defilement' or 'corruption' through touch or contact.
Grammatikmuster
Kultureller Kontext
In modern society, this word is frequently seen in 'boil water' advisories or food recall news regarding E. coli or Salmonella.
Schnelles Quiz
The laboratory had to discard the results because of accidental _______ of the DNA samples.
Richtig!
Die richtige Antwort ist: contamination
Verwandtes Vokabular
Ähnliche Wörter
unknown
A1A person or thing that is not known, recognized, or familiar. It often refers to a mysterious situation or a person who has not yet achieved fame or success.
of
A1A preposition used to show a relationship between a part and a whole, or to indicate belonging and origin. It connects a noun or pronoun to another part of the sentence to specify which one or what kind.
in
A1A preposition used to indicate position within a container, a space, an area, or a period of time. It describes being surrounded by something or being inside the boundaries of a location.
it
A1A third-person singular pronoun used to refer to an object, animal, or situation that has already been mentioned or is clear from context. It is also frequently used as a dummy subject to talk about time, weather, or distance.
on
A1A preposition used to indicate that something is in a position above and supported by a surface. It is also used to indicate a specific day or date, or to show that a device is functioning.
as
A1A conjunction used to compare two things that are equal in some way. It is most commonly used in the pattern 'as + adjective/adverb + as' to show similarity.
this
A1Used to identify a specific person, thing, or idea that is physically close to the speaker or has just been mentioned. It can also refer to the present time or a situation that is currently happening.
by
A1A preposition used to show the method or means of doing something, or to identify the person or thing that performs an action. It frequently appears in passive sentences to indicate the agent or before modes of transport.
we
A1The word 'we' is a first-person plural pronoun used to refer to the speaker and one or more other people collectively. It is used as the subject of a sentence or clause.
or
A1A coordinating conjunction used to connect two or more possibilities or alternatives. it indicates that only one of the options is likely, required, or true.
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