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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
ostensibly so
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "ostensibly so" is correct and usable in written English.
It can be used to indicate that something appears to be true or is claimed to be true, but may not necessarily be the case. Example: "He claimed to be an expert in the field, and ostensibly so, given his extensive resume."
✓ Grammatically correct
News & Media
Encyclopedias
Wiki
Alternative expressions(20)
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
36 human-written examples
But it was his later non-fiction, ostensibly so unfashionable, that made him fashionable.
News & Media
He began his musical education at age 11, when his family bought a second-hand upright piano, ostensibly so that George's older sibling, Ira, could learn the instrument.
Encyclopedias
Is there anything more foreign than a foreign food market, ostensibly so familiar and yet so full of reminders that you're a long way from home?
News & Media
A paradox of Mormonism is that a faith with such an embattled history has fostered a community whose members are ostensibly so conventional.
News & Media
Today, she's going to take the bus home, ostensibly so that Scott can drive out to the Costco by the airport.
News & Media
Tokyo has used a legal loophole in the 1986 ban on commercial whaling that allowed it to continue slaughtering the mammals, ostensibly so it could gather scientific data.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
20 human-written examples
The Power of Presence Symbols are important, which is ostensibly why so many American politicians are in Copenhagen.
News & Media
Those who did stick around ostensibly did so to revel in a blowout, as rare around these parts for the Jets as steak tartare.
News & Media
Hotspot@Home, a $10 add-on to your T-Mobile bill, was ostensibly created so subscribers with poor cell reception could make calls over their home Wi-Fi routers.
News & Media
It was faintly disquieting for Scolari's line-up, who ostensibly had so much in their favour, and Salamon Kalou's goal, five minutes from the interval, was celebrated with relief.
News & Media
Many others remain locked up.In this section An unlikely band of brothers His biggest smile The dead live longer Little to fear but fear itself Safe and sorry ReprintsIn written messages, Mr Rohani spoke directly to his enemies and ostensibly did so with humility and goodwill.
News & Media
Expert writing Tips
Best practice
Use "ostensibly so" when you want to subtly question the real reason behind a stated intention or appearance. It adds a layer of skepticism without being overtly critical.
Common error
Avoid using "ostensibly so" if you intend to express genuine agreement or confirmation. It inherently implies a degree of doubt or reservation about the stated reason or appearance.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "ostensibly so" is to act as an adverbial phrase, modifying a verb or clause to indicate that something is presented or appears to be true for a particular reason, although there may be underlying doubts or alternative explanations. Ludwig confirms the validity and widespread use of the phrase.
Frequent in
News & Media
65%
Wiki
15%
Encyclopedias
10%
Less common in
Formal & Business
5%
Science
3%
Reference
2%
Ludwig's WRAP-UP
"Ostensibly so" is a phrase used to indicate that something appears to be true for a stated reason, but there might be underlying doubts or alternative explanations. Grammatically correct and commonly found in news and media, it introduces a subtle layer of skepticism. As Ludwig's analysis shows, the phrase is versatile yet should be used with care to avoid misinterpretation. While it suggests a degree of doubt, alternatives like "apparently so" or "seemingly so" can provide similar meaning without the same level of formality. Ludwig AI confirms its usability and prevalence across various contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
apparently so
Indicates something seems to be the case based on available evidence, without necessarily confirming its truth.
seemingly so
Suggests that something appears to be true from a superficial observation.
on the surface
Highlights a contrast between the apparent situation and the underlying reality.
ostensibly, therefore
Adds a causal link to the appearance, implying a consequence based on the ostensible situation.
allegedly so
Indicates that something is claimed to be true but hasn't been proven.
professedly so
Suggests that someone claims something to be true, but it might be insincere.
putatively so
Implies that something is commonly believed to be true, though possibly incorrectly.
purportedly so
Indicates a claim of truth without taking responsibility for its accuracy.
ostensibly for that reason
Specifies that the reason provided is the apparent one, potentially hiding the real motive.
ostensibly to that end
Highlights that the stated goal is the apparent one, possibly masking ulterior motives.
FAQs
How can I use "ostensibly so" in a sentence?
Use "ostensibly so" to indicate that something appears to be the case, but there's a reason to doubt the stated explanation. For example, "He moved to a new city, "ostensibly so" he could pursue better job opportunities".
What's a simpler way to say "ostensibly so"?
Alternatives include "seemingly so", "apparently so", or on the surface. These options convey a similar meaning without the formality of "ostensibly so".
Is it correct to use "ostensibly so" to confirm something?
No, "ostensibly so" implies a degree of doubt or questioning. It suggests that the stated reason or appearance might not be the full or true explanation. Use it when you want to express skepticism, not confirmation.
What is the difference between "ostensibly so" and "actually so"?
"Ostensibly so" indicates something appears to be the case, while "actually so" confirms that something is, in fact, true. The former suggests potential deception or incomplete information, whereas the latter asserts certainty.
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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