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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
incredibly complex that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "incredibly complex that" is not correct in standard written English as it lacks a clear grammatical structure.
It can be used when attempting to describe something that is very complicated, but it needs to be followed by a clause to complete the thought. Example: "The problem was incredibly complex that it took the team weeks to find a solution."
⚠ May contain grammatical issues
Academia
News & Media
Science
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
2 human-written examples
Even our regulatory system (in dealing with financial market complexity) has evolved to become so incredibly complex that, when viewed through the lens of software design (which detects for inter-dependencies), MIT Professor Andrew Lo and his research team revealed that regulatory complexity creates the potential for unintended consequences.
Academia
CPAs are considered the Yodas of finding tax benefits, but the tax codes are so incredibly complex that understanding many of them requires expertise in very different fields, such as engineering and science.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
The Turks are conducting an incredibly complex investigation that has political and diplomatic ramifications that could last for years.
News & Media
Rich Cusick, GM of the video side of the business, said What's On serves an incredibly complex market that is characterized by thousands of different local lineups that change frequently.
News & Media
Because signal transduction is linked to the conformational change that occurs only upon binding, these receptors allow for detection of a specific target even within the incredibly complex media that exist within biological system.
Science
"It's incredibly complex, but that's the way it is".
News & Media
It's an incredibly complex problem that will require many strategies by a range of groups and people.
Academia
She is fascinated with the ways that proteins fold and interact and specifically wants to work on solving the incredibly complex problem that is predicting protein structures.
The more attractive element to me was this incredibly complex relationship that sort of begins at the beginning of the series.
News & Media
There is nothing more substantive for a candidate to do than to fully prepare to run the incredibly complex enterprise that is our federal government and plan ahead to competently meet the needs of the public.
News & Media
There were six or seven of them, and they were all engaged in this incredibly complex activity that's behind the scenes of the show: they're talking about the next segment, writing down ideas, looking things up, organizing the next batch of things the host is going to talk about.
News & Media
Expert writing Tips
Best practice
When using "incredibly complex that", ensure you follow it with a clause that fully explains the consequences or implications of the complexity. For example: "The system is incredibly complex that only a few experts understand it."
Common error
Avoid using "incredibly complex that" without a completing clause. This can leave the sentence unfinished and unclear. Instead of saying "The model was incredibly complex that", complete the thought with something like "the model was incredibly complex that it required specialized software to analyze."
Source & Trust
87%
Authority and reliability
3.2/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "incredibly complex that" acts as a descriptor, attempting to modify a noun by emphasizing its complexity. It introduces a cause-and-effect relationship but requires a complete clause to be grammatically sound. As Ludwig AI suggests, this construction needs to be followed by a clause.
Frequent in
News & Media
33%
Academia
33%
Science
33%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "incredibly complex that" is used to describe something highly intricate, but it often falls short grammatically without a complete clause. Ludwig AI indicates that this construction isn't standard in formal English and benefits from alternatives or restructuring for clarity. Although the phrase appears across diverse sources like news, academia, and science, more grammatically sound options such as "so complex that" or "extremely complex that" are generally preferred in formal contexts. Always ensure a complete clause follows to clearly convey the implications of the complexity being described.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
extremely complex that
Replaces "incredibly" with "extremely", which emphasizes the high degree of complexity. It maintains the original structure but swaps the adverb.
highly complex that
Replaces "incredibly" with "highly", offering a slightly more formal tone while keeping the core meaning and structure, only changes the adverb.
exceedingly intricate that
Replaces "incredibly complex" with "exceedingly intricate", focusing on the detailed and elaborate nature, maintaining the same grammatical structure but changes the adjective.
remarkably complicated that
Substitutes "incredibly complex" with "remarkably complicated", highlighting the high degree of difficulty and intricacy while keeping the grammatical structure intact, only changes the adjective.
extraordinarily complex that
Emphasizes the unusual or exceptional nature of the complexity by using "extraordinarily", maintaining the same grammatical structure but only changes the adverb.
exceptionally complex that
Replaces "incredibly" with "exceptionally", which emphasizes the degree to which something is complex, maintaining the same grammatical structure but only changes the adverb.
so complex that
Simplifies the phrase by removing "incredibly" and using "so", which implies a high degree of complexity but in a more direct way, maintaining the same grammatical structure.
unimaginably complex that
Uses "unimaginably" to amplify the sense of complexity, suggesting it is beyond comprehension, keeping the original structure but swapping the adverb.
unfathomably complex that
Suggests the complexity is beyond understanding or exploration, using a stronger term for "complex", maintaining the same grammatical structure but only changes the adjective.
surprisingly complex that
Adds an element of unexpectedness to the complexity, implying that it might not have been anticipated, keeping the original structure but swapping the adverb.
FAQs
How can I rephrase "incredibly complex that" to sound more natural?
To sound more natural, you can replace "incredibly complex that" with alternatives like "so complex that", "extremely complex that", or "highly complex that" depending on the context.
Is "incredibly complex that" grammatically correct?
While understandable, "incredibly complex that" isn't considered fully grammatically correct in formal writing. It's often better to use constructions like "so complex that" or "extremely complex that" for improved clarity.
What's a more formal way to say "incredibly complex that"?
For a more formal tone, consider using phrases such as "exceedingly intricate that" or "exceptionally complex that". These alternatives maintain a high level of complexity while sounding more polished.
Can "incredibly complex that" be used in scientific writing?
While "incredibly complex that" might be used in some contexts, scientific writing typically favors more precise language. Consider alternatives like "unfathomably complex that" or restructuring the sentence for enhanced clarity and formality.
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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
87%
Authority and reliability
3.2/5
Expert rating
Real-world application tested