a pair of expressions

USAGE SUMMARY

The phrase "a pair of expressions" is correct and usable in written English.
It can be used when referring to two specific expressions or phrases that are being compared, contrasted, or discussed together. Example: "In this analysis, we will examine a pair of expressions that convey similar meanings but differ in tone."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

So if there could be a pair of expressions like e and e*, which differ in their reference but not in their content, there could be a pair of sentences which have the same content which express the same proposition but differ in truth-value.

SEP

Human-verified similar examples from authoritative sources

Similar Expressions

59 human-written examples

We utilized a pair of expression vectors developed for accelerated screening of monoclonal antibody producing cell lines by fluorescence-activated cell sorting (FACS) [44].

Plosone

We use two different measures of co-expression similarity to compare a pair of gene expression profiles x i and x j.

BMC Systems Biology

We call a pair of processes expression-linked processes if they are linked when the input graph is based on expression data.

Plosone

Considering a pair of gene expression profiles, we computed the p-value from the Student's t-statistic used to test the null hypothesis of positive correlation.

BMC Genomics

To experimentally demonstrate the in situ error-prone PPCP concept, we chose a pair of identical expression vectors comprising different selection markers.

DNA Research

In gene differential coexpression analysis, a pair of gene expression datasets under disease and normal conditions is transformed to a pair of coexpression matrix in which links represent transcriptionally correlated gene pairs [ 5].

BioMed Research International

Besides correlation relationship, when applied to a pair of gene expression profiles, the experimental design allowed measuring effects of factors "1α, 25(OH)2D3 treatment", "developmental stage", and "gene" as well as any of their combinations.

BioData Mining

Whenever a particular pair of expressions for B and E conform to the laws of electrodynamics, switching the two expressions around and adding a minus sign to the new B is also valid.

Wikipedia

A pair of nodes whose expression is perfectly correlated in control samples and perfectly anti-correlated in MS samples (or vice versa) has a distance of zero; the distance increases as expression in controls and MS correlates better.

Plosone

For a pair of random gene expression profiles, we computed two most extreme LA linkage scores (across all the 667 marker blocks), one for the positive value and another for the negative value.

BMC Genomics

Expert writing Tips

Best practice

When using "a pair of expressions", ensure that the context clearly indicates why these two expressions are being considered together, whether for comparison, contrast, or analysis.

Common error

Avoid using "a pair of expressions" excessively in formal writing where more concise alternatives like "two expressions" or specific terminology might be more appropriate.

Linguistic Context

The phrase "a pair of expressions" functions as a noun phrase, typically acting as the subject or object of a sentence. It identifies two specific expressions or phrases under consideration. As confirmed by Ludwig, the phrase is correct and usable in English.

Expression frequency: Rare

Frequent in

Science

66%

News & Media

25%

Encyclopedias

8%

Less common in

Formal & Business

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "a pair of expressions" is a grammatically sound and usable phrase in English, primarily functioning as a noun phrase to refer to two specific expressions. While Ludwig AI confirms its correctness, its usage leans towards the rare side, making it essential to use it judiciously and ensure clarity in context. Predominantly found in science, news and media, and encyclopedia sources, the phrase's register ranges from neutral to formal, suitable for analytical and explanatory writing. For variety, consider alternatives like "two expressions" or "a couple of expressions", but always prioritize context to ensure accurate and effective communication.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

two expressions

Replaces 'a pair' with the numeral 'two' for a more direct quantity.

a couple of expressions

Uses 'a couple' instead of 'a pair' for a slightly more informal tone.

two phrases

Uses 'phrases' instead of 'expressions' offering a more common alternative.

paired expressions

Modifies 'expressions' with 'paired' emphasizing that they are considered together.

two terms

Substitutes 'expressions' with 'terms', focusing on the linguistic aspect.

a set of expressions

Replaces 'pair' with 'set' to indicate a collection, though typically implies more than two.

dual expressions

Uses 'dual' to highlight the twoness in a more concise way.

a matching set of phrases

Emphasizes that the phrases correspond or are related.

corresponding terms

Highlights that the expressions correspond and are similar.

related phrases

Highlights that the expressions are contextually linked.

FAQs

How can I use "a pair of expressions" in a sentence?

You can use "a pair of expressions" to refer to two phrases or terms that are being considered together, for example: "In this analysis, we will examine a pair of expressions that convey similar meanings but differ in tone".

What's the difference between "a pair of expressions" and "two expressions"?

"A pair of expressions" and "two expressions" are largely interchangeable. "A pair of expressions" might subtly suggest a closer relationship or connection between the two, but the difference is minimal.

What can I say instead of "a pair of expressions"?

You can use alternatives like "two phrases", "a couple of expressions", or "two terms" depending on the context.

Is it more formal to say "a pair of expressions" or "two expressions"?

The phrase "two expressions" is generally considered more direct and appropriate for formal writing, while "a pair of expressions" has a slightly less formal tone.