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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
justifiably believe
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "justifiably believe" is correct and usable in written English.
It can be used when expressing a belief that is supported by valid reasons or evidence. Example: "Based on the evidence presented, I justifiably believe that the decision was made in the best interest of the community."
✓ Grammatically correct
Science
News & Media
Encyclopedias
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
21 human-written examples
Some also add one of the reflective access conditions mentioned above: for instance, that we ought to know (or being a position to know, or justifiably believe, or be justified in believing) that we have evidence for the original belief or even that the amount of evidence we have is sufficient.
Science
If inferentialism is true, then when I see, e.g., a dog bounding around in front of me with a toy in its mouth, wagging its tail and looking at me, then I may consider the possibility that the dog wants my attention, that it is feeling happy and playful — but this is only a hypothesis, for which I must provide a solid argument from justified premises if I am to justifiably believe it.
Science
But, as is often argued, little of what we take ourselves to justifiably believe satisfies these austere conditions: many of our apparently justified beliefs, it is commonly thought, are neither based on self-evident truths nor derivable in a strict logical sense from other things we believe in.
Science
If s justifiably believes P but s does not yet justifiably believe Q, by competently deducing Q from P, s can form the justified belief that Q, thereby satisfying condition (iii+^).
Science
The developing countries justifiably believe that the demand from the rich countries is unreasonable.
News & Media
Anyone familiar with a city like Chicago and its grid-based street pattern may justifiably believe that Los Angeles was never planned.
Encyclopedias
Human-verified similar examples from authoritative sources
Similar Expressions
39 human-written examples
Intermediate positions would replace "knows" in one or both parts of the antecedent of (B) with something weaker: "is in a position to know," "justifiably believes," "is justified in believing," and so forth.
Science
Arguably, my knowledge (justified belief) about Caesar's death also depends on my knowing (justifiably believing) that the texts in question are reliable guides to the past.
Science
But Jayaraman (whose book, Behind the Kitchen Door, will be published next year), justifiably believes that these battles won't be won at a federal level without a massive shift in consumer thinking.
News & Media
"In the event that cash flows could not be properly accounted for, questions could arise as to whether or not Menatep was seeking to strip as much cash as possible from Yukos, an asset which it justifiably believes itself to be in immediate danger of losing," Eric Kraus, a financial analyst at Sovlink Securities, said in a June research report.
News & Media
Or perhaps, the set of propositions that one justifiably believes?
Science
Expert writing Tips
Best practice
When using "justifiably believe", ensure the context provides some basis or justification for the belief to strengthen the credibility of your statement.
Common error
Avoid using "justifiably believe" when the supporting evidence is weak or nonexistent. Overstating the justification can undermine your argument's credibility.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "justifiably believe" functions as a verb phrase where 'justifiably' modifies the verb 'believe', indicating the manner in which the belief is held. It asserts that the act of believing is supported by sufficient reason or evidence. Ludwig AI confirms its correctness and usability.
Frequent in
Science
50%
News & Media
33%
Encyclopedias
17%
Less common in
Formal & Business
0%
Social Media
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "justifiably believe" is used to express a belief that is supported by valid reasons or evidence. As Ludwig AI confirms, it is grammatically correct and usable across a variety of contexts. While not exceedingly common, it finds its place in academic, news, and encyclopedic sources. When employing this phrase, ensure that there is indeed a justifiable basis for the belief to enhance credibility. Alternatives like "reasonably believe" or "honestly believe" can be used to convey similar meanings with slightly different nuances.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
be justified in believing
More formal restatement of the original phrase.
reasonably believe
Implies a belief based on sound judgment and logical reasoning.
genuinely believe
Emphasizes the sincerity and authenticity of the belief.
honestly believe
Highlights the truthfulness and integrity behind the belief.
sincerely believe
Similar to 'honestly believe', but with a stronger emotional undertone.
validly believe
Indicates that the belief is based on valid grounds and evidence.
rightfully believe
Suggests that the belief is justified and in accordance with what is right or fair.
understandably believe
Implies that the belief is easy to comprehend, given the circumstances.
logically conclude
Focuses on the logical process that leads to the belief.
have reason to believe
Indicates that there's a specific cause that supports the belief.
FAQs
What does it mean to "justifiably believe" something?
To "justifiably believe" something means to hold a belief that is supported by adequate reasons, evidence, or logical arguments, making the belief reasonable and defensible.
Are there synonyms for "justifiably believe"?
Yes, you can use alternatives like "reasonably believe", "honestly believe", or "sincerely believe" depending on the specific nuance you want to convey.
How can I use "justifiably believe" in a sentence?
You might say, "Given the data, we can "justifiably believe" that the new strategy will improve our results."
What's the difference between "justifiably believe" and simply "believe"?
"Believe" implies holding something as true, while "justifiably believe" emphasizes that the belief is based on valid reasons and not merely a personal opinion or feeling.
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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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested