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

understanding is key

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "understanding is key" is correct and usable in written English.
You can use it to emphasize the importance of comprehension in a particular context or situation. Example: "In effective communication, understanding is key to resolving conflicts and building strong relationships."

✓ Grammatically correct

News & Media

Science

Wiki

Human-verified examples from authoritative sources

Exact Expressions

6 human-written examples

Understanding is key.

O'Neill agreed that understanding is key and said he came to Africa with an open mind.

News & Media

Forbes

A good public understanding is key to guarantee social acceptance of innovation".

Science & Research

Science Magazine

Patience and understanding is key.

News & Media

Huffington Post

How the scientific community arrives at this understanding is key to solving the problem of rising autism prevalence.

Such understanding is key if a thorough understanding of the various outcomes that can be affected by HIV disclosure is to be built.

Human-verified similar examples from authoritative sources

Similar Expressions

54 human-written examples

That result parallels the finding that lack of knowledge and understanding are key factors in institutions not including spiritual care [ 22].

And observation and understanding are key to just judgement.

Interactivity, comprehensiveness, understanding are keys to search.

News & Media

TechCrunch

Love, compassion and understanding are keys.

After the surveys, the Geographic Society began arguing that understanding geography is key to understanding other subjects -- the history of wars, the development of cities and regions.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

Use "understanding is key" to emphasize that comprehension is the most important factor in a particular situation or when offering advice.

Common error

While "understanding is key" is a valid statement, avoid using it excessively in your writing. Employ synonyms like "comprehension is crucial" or rephrase your sentences for a more varied and engaging text.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "understanding is key" functions as a predicative expression, where "understanding" acts as the subject and "is key" is the predicate, asserting the critical importance of understanding. Ludwig AI indicates that it is a valid statement.

Expression frequency: Very common

Frequent in

News & Media

30%

Science

30%

Wiki

15%

Less common in

Formal & Business

10%

Encyclopedias

5%

Reference

10%

Ludwig's WRAP-UP

In summary, the phrase "understanding is key" is a grammatically sound and frequently used expression that emphasizes the crucial role of comprehension in various situations. As Ludwig AI confirms, it is a valid and usable statement. While applicable across diverse contexts, it commonly appears in news, scientific, and general writing. Alternatives like "comprehension is crucial" or "grasping the concept is essential" can provide variation while maintaining the core meaning. Remember to use the phrase judiciously to avoid overuse and ensure clarity in your writing.

More alternative expressions(10)

Phrases that express similar concepts, ordered by semantic similarity:

comprehension is crucial

Replaces "understanding" with "comprehension" and "key" with "crucial", strengthening the emphasis on understanding as fundamentally important.

grasping the concept is essential

Substitutes "understanding" with "grasping the concept" and "key" with "essential", focusing on the act of understanding a specific idea.

insight is paramount

Replaces "understanding" with "insight" and "key" with "paramount", highlighting the significance of having a deep understanding or intuition.

knowledge is vital

Substitutes "understanding" with "knowledge" and "key" with "vital", emphasizing the importance of having information or awareness.

awareness is fundamental

Replaces "understanding" with "awareness" and "key" with "fundamental", focusing on the importance of being conscious or informed.

discernment is critical

Substitutes "understanding" with "discernment" and "key" with "critical", highlighting the importance of having the ability to judge well.

perception is paramount

Replaces "understanding" with "perception" and "key" with "paramount", emphasizing the way something is regarded, understood, or interpreted.

cognizance is crucial

Substitutes "understanding" with "cognizance" and "key" with "crucial", stressing the importance of being aware of something.

insight is fundamental

Replaces "understanding" with "insight" and "key" with "fundamental", highlighting deep comprehension as basic and essential.

recognition is essential

Substitutes "understanding" with "recognition" and "key" with "essential", emphasizing the identification of something or someone or the knowledge of its existence.

FAQs

What does "understanding is key" mean?

The phrase "understanding is key" means that comprehension, insight, or knowledge is the most important or essential element to success, resolution, or progress in a given situation.

How can I use "understanding is key" in a sentence?

You can use "understanding is key" to emphasize the importance of comprehension in various contexts. For example, "In effective communication, "understanding is key" to resolving conflicts" or "When learning a new skill, "understanding is key" to mastering the fundamentals".

What can I say instead of "understanding is key"?

You can use alternatives like "comprehension is crucial", "grasping the concept is essential", or "insight is paramount" depending on the context.

Is "understanding is key" grammatically correct?

Yes, "understanding is key" is grammatically correct and a common idiom in English. It follows standard grammatical rules and is widely accepted in both formal and informal contexts.

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

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: