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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
purpose to know
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "purpose to know" is not commonly used in written English and may sound awkward.
It could be used in contexts where someone is expressing an intention or goal related to gaining knowledge or understanding. Example: "My purpose to know the intricacies of the subject drives my research efforts."
News & Media
Science
Alternative expressions(6)
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
5 human-written examples
Simon Stevens was a protégé of the radical leader Thaddeus Stevens, who in turn raged that the committee had "no honest purpose to know the truth" except to go "scandal-hunting".
News & Media
I wrote to find beauty and purpose, to know that love is possible and lasting and real, to see day lilies and swimming pools, loyalty and devotion, even though my eyes were closed and all that surrounded me was a darkened room.
News & Media
Purpose: to know health education as part of the role of nursing in their professional work.
PURPOSE: To know sexual aspects (SA) of patients with SB (SBP) and the possible influence of Clean Intermittent Catheterization (CIC).
Science
The Hoppers were not just curious, they visibly HUNGERED and struggled with purpose to know, comprehend, and understand MRFF's and its 16 clients' perspectives and viewpoints on the public statements of faith that Christina had made in the local base media, which had precipitated this Constitutional brawl spawning nearly universal media coverage all over the planet.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
When dealing with concrete resistance to high temperatures it is important for design purposes to know the elastic parameters, such as the temperature strain curves and the modulus of elasticity.
"They told us the purpose was to know how to defend ourselves and how to confront the occupation," he said.
News & Media
His or her purpose is to know one big thing and, in Ignatieff's words, "strive without ceasing to give reality a unifying shape.
News & Media
Because the purpose is to know the process of using the app, the choice of five samples was sufficient.
It is important that students experience the usefulness of education by seeing the purpose ('need to know') of what they need to learn (Westbroek [2005]) and become motivated by the context to engage in the instructional unit (Prins [2010]).
But what is of interest for most medical purposes is to know how each gene varies from one person to another and how those variations influence an individual's susceptibility to disease and response to drugs.
News & Media
Expert writing Tips
Best practice
When using "purpose to know", consider whether a more direct phrasing like "reason for knowing" or "aim of learning" would improve clarity and flow. Ensure that the context clearly establishes the subject or entity that holds this purpose.
Common error
Avoid using "purpose to know" in casual contexts where it may sound overly formal or unnatural. In everyday conversation, simpler alternatives like "want to know" or "need to understand" are often more appropriate.
Source & Trust
83%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "purpose to know" functions as a purpose clause, indicating the reason or objective behind an action. As noted by Ludwig AI, it's not the most common phrasing. It specifies the motivation for acquiring knowledge, as demonstrated in the examples provided.
Frequent in
Science
40%
News & Media
40%
Wiki
20%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "purpose to know" expresses the intention or goal driving the pursuit of knowledge. Although grammatically acceptable, Ludwig AI highlights that it's not the most common or natural phrasing, suggesting that simpler alternatives might often be preferred. Predominantly found in science and news contexts, it conveys a formal and analytical tone. When considering using "purpose to know", ensure that the context warrants its formality and that a more direct alternative doesn't offer better clarity. If you are looking for alternatives to "purpose to know", consider phrases like "reason for knowing" or "aim of learning", which may provide a more seamless and impactful expression of your intended meaning.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
reason for knowing
Focuses on the justification behind seeking knowledge.
objective in understanding
Highlights the goal one aims to achieve through comprehension.
aim of learning
Emphasizes the specific target or intention in the act of learning.
intention to find out
Stresses the proactive desire and plan to uncover information.
motivation for discovery
Highlights the underlying drive that fuels the pursuit of new information.
goal of comprehending
Specifies the desired outcome of achieving full understanding.
rationale behind knowing
Explores the logical basis or explanation for seeking certain knowledge.
need to understand why
Stresses the urgency and importance of knowing the underlying reasons.
basis for knowledge
Focuses on the fundamental reasons or justifications for acquiring information.
the why of understanding
Emphasizes the reasons and motivations behind gaining insight or knowledge.
FAQs
How can I use the phrase "purpose to know" in a sentence?
You can use "purpose to know" to express an intention or goal related to gaining knowledge. For example: "The main "reason for the study" was "purpose to know" the effects of the new drug."
What are some alternatives to "purpose to know"?
Some alternatives include "aim to understand", "reason for knowing", or "objective in learning". The best choice depends on the specific context and the nuance you want to convey.
Is "purpose to know" grammatically correct?
While grammatically acceptable, "purpose to know" is not the most common or natural phrasing. Consider using alternatives for improved clarity and flow. Ludwig AI identifies this phrase as acceptable.
What's the difference between "purpose to know" and "intention to learn"?
"Purpose to know" implies a specific goal or reason for seeking knowledge, while "intention to learn" refers to a general desire to acquire knowledge. "Purpose to know" often suggests a more focused and directed pursuit of information.
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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
83%
Authority and reliability
3.8/5
Expert rating
Real-world application tested