Used and loved by millions

Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

at either one

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "at either one" is correct and usable in written English.
It can be used when referring to two options or choices, indicating that something applies to either of them. Example: "You can choose to meet at either one of the two locations we discussed."

✓ Grammatically correct

Science

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

47 human-written examples

A screen of 170 cultivated and 102 wild accessions based on sequence variation within the testa color-associated genes encoding flavonoid 3′-hydroxylase (F3′H) and flavonoid 3′,5′-hydroxylas e (F3′5′H) has shown that the joint allele constitution was more predictive of testa color than was the allelic state at either one of the two genes on its own [ 66].

"And we always spend our summers out on the island at either one of our family's homes". But they failed to integrate into the community -- in large part because they couldn't find it.

News & Media

The New York Times

Model solutions ultimately stabilize at either one real equilibrium or the pseudo-equilibrium on the switching surface of the present model, depending on the threshold value determined by some related parameters.

In this second model, low risk of disease is dependent on inheriting two low-risk alleles at either one or both loci (AA and/or BB).

Therefore, we focused on metabolites that were significantly different from the baseline at either one of the two clinical time points as well as in endotoxemia.

Researchers took blood samples from babies in a health centre in the Gambia, at birth and then again at either one, three or seven days old.

News & Media

The Guardian
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

13 human-written examples

Summing up, each acholeplasma species possesses at least one full operon which encodes at least either one H+ or one Na+ ATPase system.

But I'm not into joining the two cultures at the expense of either one".

News & Media

The New York Times

And if defenses didn't have enough to worry about, Piedmont likes to play two quarterbacks at once, either one of whom can receive the snap.

They consumed at least either one of cocaine, marihuana, morphine, heroin, LSD, alcohol or paint thinner in addition to METH.

"Some people can even move their ears, either one at a time or both together".

News & Media

The New Yorker
Show more...

Expert writing Tips

Best practice

When using "at either one", ensure that there are only two clear options or locations being referenced to avoid ambiguity. Be clear about what the "one" refers to.

Common error

Avoid using "at either one" when there are more than two options; instead, use "at any one" or "at any of them" to maintain grammatical accuracy and clarity.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "at either one" functions as a prepositional phrase, often used to specify a location, choice, or condition that applies to one of two possibilities. Ludwig shows the phrase is commonly used across diverse contexts.

Expression frequency: Very common

Frequent in

Science

44%

News & Media

38%

Academia

6%

Less common in

Formal & Business

2%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "at either one" is a grammatically correct and frequently used prepositional phrase, as affirmed by Ludwig. It serves to indicate a choice between two options, commonly appearing in science, news media, and academic writing. While versatile, it is crucial to ensure only two options are present to maintain clarity. Alternatives like "at either of the two", "at either location", and "at either option" can be used depending on the specific context. Using "at either one" in various sentences is correct as long as the sentence only offers two options.

FAQs

How can I use "at either one" in a sentence?

Use "at either one" to indicate a choice between two options. For example, "You can pick up the package "at either one" of the two branches".

What is a synonym for "at either one"?

Alternatives include "at either of the two", "at either location", or "at either option" depending on the context.

Is it correct to use "at either one" when referring to more than two options?

No, "at either one" is specifically for two options. For more than two, use phrases like "at any one" or "at any of them".

What's the difference between "at either one" and "at both"?

"At either one" indicates a choice between two, while "at both" implies that something occurs at two locations or options simultaneously.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: