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
CEO of Professional Science Editing for Scientists @ prosciediting.com
it is important when
Grammar usage guide and real-world examplesUSAGE SUMMARY
The part of sentence 'it is important when' is correct and can be used in written English.
You can use it to introduce a specific time or action that has importance. For example: "It is important when setting goals to be realistic and achievable."
✓ Grammatically correct
Science
News & Media
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
It is important when measuring levels of any circulating marker with clinical importance that strict assay development guidelines be implemented and that the assay be well validated and characterized from a quality point of view.
Science
This may be of secondary importance when hypothesis testing is the only goal, but it is important when the goal is to assess the relative impact of various exposures, or to provide a basis for control strategies and regulations, as is typically the case in environmental epidemiology.
"It is important when you have two working parents.
News & Media
Talk of the weather "It is important, when starting a conversation, not to choose controversial subjects.
News & Media
It is important when making this that all ingredients be fridge-cold.
News & Media
It is important when applying paint to hold the brush vertically.
News & Media
It is important when checking bags, he said, to not make people feel as if they're at the airport.
News & Media
"It is important when we are talking about migration to look at numbers, especially because the birthrate [in Turkey] is so high," he said.
News & Media
But because the possibility of a lawsuit exists, it is important when making a major gift to consult a lawyer or financial adviser.
News & Media
It is important when starting to sell overseas to consider who will pay taxes and how they operate alongside delivery costs.
News & Media
"It is important when a priest has an understanding of not only himself," said Father Volovetskiy, 45, who entered a seminary when he was in his 20s.
News & Media
Expert writing Tips
Best practice
When using "it is important when", ensure the subsequent clause clearly specifies the context or condition that makes the action important. Clarity is key for effective communication.
Common error
Avoid using "it is important when" followed by a vague or general statement. Instead, provide specific details and reasons why the action is important in that particular context.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it is important when" functions as an adverbial clause introducer, setting the stage for a condition or situation that adds significance to the main clause. According to Ludwig AI, this phrase is correct and can be used in written English.
Frequent in
Science
57%
News & Media
41%
Formal & Business
2%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "it is important when" serves as a crucial phrase to highlight the significance of specific conditions or contexts. As confirmed by Ludwig AI, this phrase is grammatically correct and widely applicable in various writing styles, particularly within scientific and news-related domains. While there are many alternative phrases that convey the same message, "it is important when" is simple, effective and can be used in a variety of situations. Remember to be specific and give details when using this phrase, and avoid broad statements for clarity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
it is crucial when
Replaces "important" with "crucial", indicating a higher level of necessity or significance.
it is vital when
Substitutes "important" with "vital", emphasizing the essential nature of the condition or timing.
it is essential when
Uses "essential" instead of "important", highlighting the indispensable quality of the timing or action.
it is critical when
Swaps "important" with "critical", suggesting that something is in danger if the condition is not met.
it is necessary when
Replaces "important" with "necessary", suggesting a requirement rather than just a suggestion.
it is imperative when
Substitutes "important" with "imperative", conveying a sense of urgency and critical importance.
it becomes important when
Adds a sense of progression or a change in state, suggesting that importance arises at a certain point.
it is significant when
Replaces "important" with "significant", focusing on the noteworthiness or consequence of the timing.
it is relevant when
Replaces "important" with "relevant", indicating the applicability or connection to a specific context.
it matters when
Uses "matters" instead of "is important", providing a slightly more informal and direct tone.
FAQs
How can I use "it is important when" in a sentence?
Use "it is important when" to highlight the significance of an action or consideration under specific circumstances. For example, "It is important when baking a cake to measure the ingredients accurately."
What are some alternatives to saying "it is important when"?
You can use phrases like "it is crucial when", "it is essential when", or "it is vital when" to convey a similar meaning, depending on the level of emphasis you want to express.
Is there a difference between "it is important when" and "it is necessary when"?
While both phrases indicate something should be considered under certain conditions, "it is important when" suggests significance, whereas "it is necessary when" implies a requirement or obligation.
What's the difference between "it is important when" and "it becomes important when"?
"It is important when" states a general condition of importance, while "it becomes important when" indicates that the importance emerges or increases at a specific time or under certain circumstances.
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.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested