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
definitely necessary
Grammar usage guide and real-world examplesUSAGE SUMMARY
"definitely necessary" is correct and usable in written English.
You can use this phrase to emphasize the importance of something. For example: "These new safety regulations are definitely necessary for the safety of our workers."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(20)
indeed necessary
undoubtedly necessary
indispensable
absolutely necessary
definitely appropriate
definitely adequate
necessarily essential
absolutely essential
definitely useful
clearly necessary
necessarily necessary
obviously necessary
unavoidably necessary
urgently necessary
undeniably necessary
imperative
positively crucial
always necessary
critically important
unquestionably required
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
43 human-written examples
All caps definitely necessary.
News & Media
"A makeover is definitely necessary," he said.
News & Media
Definitely necessary, and I appreciate the health care reference, but far from sufficient.
News & Media
The silver heavy-duty ones are definitely necessary for this kind of structure.
Academia
To make the most advantage of EPR effect for TDDSs, it is definitely necessary to clarify these key issues.
I was squashed into it with the PM and his special adviser; it was definitely necessary to breathe in.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
17 human-written examples
After just a few uses of the definitely-necessary, Bluetooth-enabled, app-paired, vibration-notifying ganja gadget, he'll feel like a damn caveman the next time he's forced to use fire and glass.
News & Media
That's definitely not necessary now.
News & Media
Neither will eyebrows rise at the news that I won't be including the vanilla essence that she and Drummond add – it's definitely not necessary here.
News & Media
It's just a start, but it's definitely a necessary move.
News & Media
How GameStop plans to upsell its own slate is unknown, but it'll definitely be necessary with an iPad smiling at customers from across the room.
News & Media
Expert writing Tips
Best practice
Use "definitely necessary" to clearly convey that something is essential and not just optional. For instance, "Implementing these safety measures is "definitely necessary" to protect our employees."
Common error
Avoid using "definitely necessary" in very casual conversations where a simpler "necessary" or "essential" would suffice. Overusing strong phrases can dilute their impact.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "definitely necessary" functions as an adjective phrase that modifies a noun, emphasizing the indispensable nature of something. It conveys a strong sense of requirement and importance, as validated by Ludwig.
Frequent in
News & Media
33%
Science
33%
Academia
22%
Less common in
Wiki
8%
Formal & Business
3%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "definitely necessary" is a common and grammatically correct expression used to emphasize the importance of something. As confirmed by Ludwig, this phrase serves to highlight that something is essential and not just optional, across a spectrum of academic, scientific and news-related contexts. While versatile, it's best used in contexts that warrant a strong assertion of need, while avoiding overuse in overly casual settings. Alternative phrases like "absolutely essential" or "unquestionably required" can be used for similar emphasis, with the specific choice depending on the desired nuance.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
absolutely essential
Replaces "necessary" with "essential" and "definitely" with "absolutely", strengthening the emphasis on importance.
unquestionably required
Substitutes "definitely" with "unquestionably" and "necessary" with "required", indicating a lack of doubt about the need.
certainly indispensable
Replaces "necessary" with "indispensable" and "definitely" with "certainly", highlighting that something is crucial and cannot be done without.
positively crucial
Changes "definitely" to "positively" and "necessary" to "crucial", stressing a critical degree of importance.
undeniably vital
Replaces "definitely" with "undeniably" and "necessary" with "vital", underscoring the life-sustaining or extremely important nature.
completely obligatory
Substitutes "definitely" with "completely" and "necessary" with "obligatory", indicating a binding requirement.
assuredly imperative
Replaces "definitely" with "assuredly" and "necessary" with "imperative", highlighting an unavoidable duty or requirement.
patently requisite
Changes "definitely" to "patently" and "necessary" to "requisite", suggesting that something is obviously needed or essential.
undoubtedly compulsory
Substitutes "definitely" with "undoubtedly" and "necessary" with "compulsory", indicating something is required by rule or law.
inescapably critical
Replaces "definitely" with "inescapably" and "necessary" with "critical", stressing the high importance and unavoidable nature.
FAQs
How can I use "definitely necessary" in a sentence?
Use "definitely necessary" to emphasize the importance of something. For example, "Advanced planning is "absolutely essential", making it "definitely necessary" for this project's success."
What are some alternatives to "definitely necessary"?
You can use alternatives like "absolutely essential", "unquestionably required", or "certainly indispensable" depending on the context.
Is it redundant to say "definitely necessary"?
While "necessary" implies a requirement, "definitely necessary" adds emphasis. It is not strictly redundant, but use it when you want to highlight the crucial nature of something. For instance, this is "certainly indispensable".
When is it appropriate to use "definitely necessary" in writing?
It's appropriate when you need to strongly assert the need for something, particularly in formal or professional contexts where clarity and emphasis are important. For example, "This level of detail is "absolutely essential", making it "definitely necessary" to prevent errors."
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested