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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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an relation

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "an relation" is not correct in written English; it should be "a relation." You can use "a relation" when referring to a connection or relationship between two or more entities.
Example: "In mathematics, a relation defines how two sets are connected to each other."

⚠ May contain grammatical issues

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

For building up an relation extraction system based on PASs, a positive-list of verbs resembling a certain relationship like "activation" or "inhibition" has to be created first, and only PASs containing one of those verbs should be considered.

Science

Plosone

Human-verified similar examples from authoritative sources

Similar Expressions

59 human-written examples

According to Henry, truth involves a relation to an "exemplar".

Science

SEP

A relation is an attribute whose values are other objects.

A Hilbert consequence relation is a relation between pairs of formulas, a Tarski relation is a relation between sets of formulas (possibly infinite) and individual formulas, and a Scott relation is a relation between two sets of formulas.

Science

SEP

God names not merely a thing but a relation.

News & Media

Huffington Post

Such a relation is called a congruence.

It can also make a unique gift for a relation.

News & Media

The Guardian

Suppose a relation ≺ is a strict vector ordering on Y.

a Relation of distance towards a landmark.

Then, a rule of engagement is a relation: mgpa t1)∈rgpb⇒mgpb(t2)∈rgpb.

Science

Plosone

Causality (or a cause-effect relation) is a relation between two events: cause and effect.

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Expert writing Tips

Best practice

Always use the article "a" instead of "an" before the noun "relation" because "relation" starts with a consonant sound. For example, "There is a relation between cause and effect."

Common error

Avoid using "an" before words that begin with a consonant sound. While it might seem minor, using the correct article ("a" vs. "an") significantly impacts clarity and grammatical accuracy.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

83%

Authority and reliability

2.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "an relation" is grammatically incorrect, as highlighted by Ludwig. The correct form is "a relation." This noun phrase typically introduces the existence of a connection, link, or association between entities. The example provided by Ludwig supports this understanding.

Expression frequency: Rare

Frequent in

Science

52%

News & Media

29%

Encyclopedias

10%

Less common in

Formal & Business

3%

Wiki

3%

Reference

0%

Ludwig's WRAP-UP

The phrase "an relation" is grammatically incorrect; the proper form is "a relation". As Ludwig AI points out, the error stems from using "an" before a word starting with a consonant sound. "A relation" serves to introduce a connection or association. It's important to use the correct article to maintain clarity and grammatical accuracy in writing. While the phrase itself can appear across various registers, ensuring its correctness is paramount.

FAQs

How do I correctly use "a relation" in a sentence?

Use "a relation" to indicate a connection, link, or association between two or more things. For example, "There is a relation between diet and health."

What can I say instead of "a relation"?

You can use alternatives like "a connection", "a relationship", or "a link" depending on the specific context you intend.

Which is correct, "a relation" or "an relation"?

"A relation" is correct. The indefinite article "a" is used before words beginning with a consonant sound, while "an" is used before words beginning with a vowel sound.

What's the difference between "a relation" and "a relationship"?

While both refer to a connection, "a relation" generally describes a broad association or link, whereas "a relationship" often implies a more defined or involved connection, particularly between people or entities.

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Source & Trust

83%

Authority and reliability

2.5/5

Expert rating

Real-world application tested

Most frequent sentences: