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

are characterized for

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "are characterized for" is not correct in standard written English.
The correct expression is "are characterized by." Example: "These species are characterized by their unique adaptations to extreme environments."

⚠ May contain grammatical issues

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

The conditions are characterized for equilibrium value and strategies.

The samples are characterized for their optical and structural studies.

The samples are characterized for their optical and structural properties using various techniques.

In the study its various fractions are characterized for scavenging of diverse free radicals.

They are characterized for the degree of crystallinity, CO2 adsorption isotherms, and CO2 adsorption breakthrough.

Equilibrium strategies are characterized for the noncooperative two-person zero-sum game in standard form.

The extraction condensing steam turbines are characterized for the high flexibility they offer.

The samples are characterized for their mechanical, thermal, morphological and crystallographic properties.

The isolated mesogens are characterized for the optical and thermal behaviour.

The viral reduction value and the monomer loss during inactivation are characterized for each design approach.

Inductor excited in differential mode and single-ended mode are characterized for comparison.

Show more...

Expert writing Tips

Best practice

Always use "are characterized by" instead of "are characterized for". This ensures grammatical correctness and clarity in your writing.

Common error

Avoid using "for" after "characterized". The correct preposition is "by", which indicates the features or qualities that define something. Using "for" can lead to grammatically incorrect and awkward sentences.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

82%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase, while commonly found, functions incorrectly as a passive verb phrase attempting to describe defining attributes. However, it misses the correct preposition, leading to a grammatical error. As noted by Ludwig AI, the standard construction requires "by".

Expression frequency: Very common

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Academia

0%

Ludwig's WRAP-UP

While the phrase "are characterized for" appears frequently in various texts, particularly in scientific literature according to Ludwig, it is grammatically incorrect. The correct form is "are characterized by". This error is a common pitfall, as noted by Ludwig AI, and using the correct preposition "by" is crucial for ensuring grammatical accuracy and clarity. Remember to use alternatives such as "are defined by" or "are distinguished by" to maintain both accuracy and precision in your writing. Always prioritize correct preposition usage to avoid grammatical errors and ensure your intended meaning is clearly conveyed.

FAQs

What is the correct way to use the phrase "characterized"?

The correct phrase is "characterized by", which means to describe the qualities or features of something. For example, "The species is characterized by its vibrant colors".

What can I say instead of "are characterized for"?

Since the phrase "are characterized for" is grammatically incorrect, you can use phrases like "are defined by", "are distinguished by", or "are known for" depending on the context.

Which is correct, "are characterized for" or "are characterized by"?

"Are characterized by" is the correct phrase. "Are characterized for" is grammatically incorrect and should be avoided in formal writing.

How do I ensure I'm using the phrase "are characterized by" correctly?

Double-check that you are using the preposition "by" after "characterized". This preposition indicates the attributes or qualities that define the subject. For example, "These cells "are characterized by" their rapid growth".

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

82%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Most frequent sentences: