contaminate

Regular
Infinitive
contaminate
Past Simple
contaminated
Past Participle
contaminated
-ing Form
contaminating
3rd Person
contaminates
contaminate contaminates contaminating contaminated

Contaminate means to make impure by exposure to harmful substances. Regular verb: contaminate-contaminated-contaminated.

Meanings

  • To make impure
  • To pollute or infect
  • To corrupt

Common Collocations

contaminate water contaminated food cross-contamination contaminate the evidence radioactive contamination

Tip for Learners

Contaminate implies harmful pollution. Cross-contamination is transfer of harmful substances between items.
Present Simple
I contaminate
you contaminate
he/she/it contaminates
we contaminate
they contaminate
Examples - Present Simple
  • I contaminate the sample through careless handling.
  • You contaminate the water supply with chemicals.
  • She contaminates the lab results by accident.
  • We contaminate the environment with industrial waste.
  • They contaminate the food chain with pesticides.
Present Continuous
I am contaminating
you are contaminating
he/she/it is contaminating
we are contaminating
they are contaminating
Examples - Present Continuous
  • I am contaminating the experiment through improper procedure.
  • You are contaminating the surface with bacteria.
  • He is contaminating the groundwater with pollutants.
  • We are contaminating the air with emissions.
  • They are contaminating the soil with heavy metals.
Present Perfect
I have contaminated
you have contaminated
he/she/it has contaminated
we have contaminated
they have contaminated
Examples - Present Perfect
  • I have contaminated the entire batch unfortunately.
  • You have contaminated the water source.
  • She has contaminated the sterile field.
  • We have contaminated the river with runoff.
  • They have contaminated the groundwater severely.
Present Perfect Continuous
I have been contaminating
you have been contaminating
he/she/it has been contaminating
we have been contaminating
they have been contaminating
Examples - Present Perfect Continuous
  • I have been contaminating samples with this error for months.
  • You have been contaminating the site for years.
  • He has been contaminating the results unknowingly.
  • We have been contaminating the ecosystem for decades.
  • They have been contaminating the supply since the spill.
Past Simple
I contaminated
you contaminated
he/she/it contaminated
we contaminated
they contaminated
Examples - Past Simple
  • I contaminated the lab by touching surfaces.
  • You contaminated the well with bacteria.
  • She contaminated the blood sample through improper testing.
  • We contaminated the air with the factory emissions.
  • They contaminated the crops with industrial runoff.
Past Continuous
I was contaminating
you were contaminating
he/she/it was contaminating
we were contaminating
they were contaminating
Examples - Past Continuous
  • I was contaminating the sample without realizing.
  • You were contaminating the water while dumping waste.
  • She was contaminating the field when discovered.
  • We were contaminating the environment before regulations.
  • They were contaminating the site during construction.
Past Perfect
I had contaminated
you had contaminated
he/she/it had contaminated
we had contaminated
they had contaminated
Examples - Past Perfect
  • I had contaminated everything before noticing the problem.
  • You had contaminated the source before treatment.
  • She had contaminated the sample before analysis.
  • We had contaminated the area before the cleanup.
  • They had contaminated the food before distribution.
Past Perfect Continuous
I had been contaminating
you had been contaminating
he/she/it had been contaminating
we had been contaminating
they had been contaminating
Examples - Past Perfect Continuous
  • I had been contaminating samples for months unknowingly.
  • You had been contaminating the site for years before discovery.
  • She had been contaminating results through her technique.
  • We had been contaminating the river for a decade.
  • They had been contaminating the supply since the merger.
Future Simple
I will contaminate
you will contaminate
he/she/it will contaminate
we will contaminate
they will contaminate
Examples - Future Simple
  • I will contaminate the sample if I'm not careful.
  • You will contaminate the water if you dump there.
  • She will contaminate the experiment with that procedure.
  • We will contaminate the air if we don't use filters.
  • They will contaminate the food if they don't clean properly.
Future Continuous
I will be contaminating
you will be contaminating
he/she/it will be contaminating
we will be contaminating
they will be contaminating
Examples - Future Continuous
  • I will be contaminating samples through this method for weeks.
  • You will be contaminating the site during construction.
  • She will be contaminating results if she uses that technique.
  • We will be contaminating the environment with these practices.
  • They will be contaminating the supply without proper controls.
Future Perfect
I will have contaminated
you will have contaminated
he/she/it will have contaminated
we will have contaminated
they will have contaminated
Examples - Future Perfect
  • I will have contaminated all the samples by then.
  • You will have contaminated the entire well by that point.
  • She will have contaminated the field with the pesticide.
  • We will have contaminated miles of river by next year.
  • They will have contaminated the supply chain by the deadline.
Future Perfect Continuous
I will have been contaminating
you will have been contaminating
he/she/it will have been contaminating
we will have been contaminating
they will have been contaminating
Examples - Future Perfect Continuous
  • I will have been contaminating samples for years unknowingly.
  • You will have been contaminating the site for months.
  • She will have been contaminating results through her whole career.
  • We will have been contaminating the ecosystem for generations.
  • They will have been contaminating the food for decades.
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