remediation

remediation — noun

1. the work of making something good again after it has been damaged, polluted, or

1.nounB2
Definition

the work of making something good again after it has been damaged, polluted, or made wrong — for example, cleaning up a factory site that spilled chemicals, correcting mistakes in a company's records, or helping a student catch up in reading and maths

Example

The government spent over two million dollars on the remediation of the polluted river.

collocation: remediation of [environmental damage]

Yan enrolled in a summer remediation program to improve her reading skills before college.

collocation: remediation program

Common collocations
  • environmental remediation
  • soil remediation
  • site remediation
  • remediation program
  • remediation plan
  • remediation work
  • require remediation
  • undergo remediation
Synonyms
  • remedy

    shorter and more general; can be a noun for any cure or solution, while remediation emphasises the whole process of applying a fix

  • correction

    simpler word focusing on removing errors; does not carry the environmental or large-scale project sense

  • cleanup

    informal and limited to physical or environmental messes; not used for academic or digital problems

  • restoration

    emphasises bringing something back to its original or ideal state; common in conservation and art contexts

Antonyms
  • contamination

    the act of making something dirty or harmful, which is what remediation tries to reverse

  • neglect

    failing to care for something, leading to the kind of damage that later requires remediation

  • damage

    the harm caused; remediation is the process of undoing damage

Grammar Patterns

remediation of [something]

[adjective] remediation

undergo/require remediation

Usage Note

Uncountable noun, used mainly in formal or technical contexts including environmental science, education, cybersecurity, and corporate compliance. Often followed by 'of' plus the thing being fixed, or used as a modifier before another noun (remediation plan, remediation work).

Common Mistakes

The teacher provided remediation to the student after class.
The teacher provided remedial help to the student after class.
'remediation' usually describes a formal program or large-scale process, not one-to-one in-the-moment help.

Word family

  • remediate
    verbC1
  • remedial
    adjectiveB2
  • remedy
    nounB1
  • remedy
    verbB2
  • irremediable
    adjectiveC2

Synonym discussion

Sense: noun/1

Remediation is the broadest of these four, covering any formal process of fixing damage or errors — from environmental cleanup to academic support to cybersecurity. Remedy is shorter and more versatile: a remedy can be a medicine, a legal solution, or any cure, but it does not emphasise the step-by-step process aspect. Correction focuses narrowly on removing mistakes (correcting a typo or an error in calculation) and does not extend to large-scale environmental or educational projects. Cleanup is informal and concrete — you clean up a spill or a messy room, but you would not say 'cleanup' for fixing database security flaws. Restoration brings things back to a prior ideal state and is most at home in art, conservation, and historic preservation contexts. For example: 'The lake's remediation took three years' (process); 'A good night's sleep is a simple remedy for tiredness' (cure); 'The teacher made a quick correction to my spelling' (fixing a mistake); 'The志愿者 helped with the beach cleanup' (informal, physical); 'The museum completed the restoration of the 18th-century painting' (returning to original state).

remedy ↗correction ↗cleanup ↗restoration ↗

Common collocations

Nouns

Adverbs

Phrases

  • undergo remediation
  • require remediation
  • remediation of [pollution/errors]
  • carry out remediation

Prepositions

Etymology

LatinFrenchEnglish

Remediation comes from the Latin verb 'remediare' (to heal or cure), which itself is built from 're-' (again) and 'mederi' (to heal). The word passed through French into English in the early 1800s. The '-ation' suffix turns the verb into a noun meaning 'the process of healing or curing'. Originally used in medical and legal contexts, the word expanded in the late 20th century to cover environmental cleanup, educational catch-up programmes, and digital security fixes.