Correlation vs Link

When to use each in English, with meaning, register, and examples.

Correlation

FormalTop 3,000 (common)C1noun

Link

Top 1,000 (very common)A2noun
Most formal: CorrelationMost common: Link
 CorrelationLink
Pronunciation🇬🇧 /["/ˌkɒrəˈleɪʃn/"]/🇺🇸 /["/ˌkɔːrəˈleɪʃn/"]/🇬🇧 /["/lɪŋk/"]/🇺🇸 /["/lɪŋk/"]/
MeaningA connection or relationship between two things.A connection between things.
ExampleThere is a direct correlation between exposure to sun and skin cancer.Please click on the link to visit the website.
RegisterFormalNeutral
How commonTop 3,000 (common)Top 1,000 (very common)
CEFR levelC1A2
Part of speechnounnoun
Collocationsclose, good, high, have, discover, establish, exist, correlation between, correlation with, lack of correlationclose, tight, inextricable, have, build, create, connect something, exist, road, link across, link between, link in, close, tight, inextricable, have, build, create, connect something, exist, road, link across, link between, link in, audio, video, radio, have, establish, lose, via a/​the link, link to, link via, embedded, hypertext, Internet, have, add, build, lead to something, point to something, work, link to
Antonymsindependence, disconnection, disassociationdisconnect, detach, divide
Common mistakesConfused with 'causation' - correlation does not imply that one thing causes the other., Used incorrectly with intransitive verbs like 'correlate'. It should be 'X correlates with Y'., Misunderstanding the difference between correlation coefficients (e.g. positive vs negative correlation).Confused with 'link' as a noun and verb, forgetting to use the right form., Using 'link' when a stronger word like 'connect' is needed in formal writing., Overusing 'link' instead of 'connection' in context.
Usage notesUsed in academic and statistical contexts. Avoid in casual conversations. Suitable for discussions on data analysis, research results, and scientific studies.Use 'link' in both formal and informal situations. In academic writing, it often refers to ideas or arguments connected logically. Avoid it in contexts requiring very precise language.

See it in real clips

Link

Frequently asked questions: Correlation vs Link

What's the difference between Correlation and Link?

Correlation: A connection or relationship between two things. Link: A connection between things.

Which is more formal: Correlation and Link?

Correlation is the most formal of these.

Which is more common: Correlation and Link?

Link is the most common in everyday English.

Which is more advanced: Correlation and Link?

Correlation is the highest level, at C1, on the CEFR scale.

Are Correlation and Link the same CEFR level?

Correlation: C1, Link: A2 on the CEFR scale.

What part of speech are Correlation and Link?

Correlation: noun, Link: noun.

Can you show an example of each?

Correlation: There is a direct correlation between exposure to sun and skin cancer. Link: Please click on the link to visit the website.

Can I use Correlation and Link interchangeably?

Not always. Correlation and Link are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

Related comparisons