Synonyms of ostensibly
1
: in a manner that conceals or may conceal what is true or real
The story is ostensibly fiction, but some of the events are based on real life.
… this was the first time that he had been ostensibly frank as to his purpose while really concealing it.—Thomas Hardy
2
: to all outward appearances
Ostensibly, the reason for his visit was to see an old friend.
… invited me to come inside with him, ostensibly to say good-bye to the hippie friend but actually to smoke pot …—Donna Tartt

Examples of ostensibly in a Sentence

The god of cleanliness is never satisfied. In America, the ostensibly egalitarian nature of society meant that cleanliness was used to mark status. —Joanna Bourke, Harper's, April 2008
Budweiser and Miller, on the other hand, have eroded their credibility by launching brands ostensibly produced by microbreweries. They've been found out, with resulting customer cynicism. —James R. Rosenfield, Demographics, December 1997
The day after Clinton made his seemingly proactive statement, he met with congressional leaders of both parties, ostensibly to press the case for military intervention. —Michael Kelly, New Yorker, 19 Dec.1994
ostensibly a university student studying abroad, he was actually an espionage agent
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Although his roles were ostensibly romantic leads, Astaire had an almost radically unorthodox appeal—one that, in its urbanity, cosmopolitanism, elegance, and grace, challenged the prevailing standards for male movie stardom. — David Hajdu, Vanity Fair, 20 Oct. 2026 Ian, my character, is not entirely good, and Henry, the ostensibly villainous character played by Brendan Cowell, is not purely dark either. — Jesse Whittock, Deadline, 20 Oct. 2026 Compounding the disruption, many of the key architects of national energy policy over Hasina’s 15-year reign have been placed on special duties ostensibly due to their ties to her Awami League party. — Charlie Campbell, Time, 20 Oct. 2026 Dogen wrote of an ostensibly genuine but unidentified couple living in New York City with two kids on combined incomes of $500,000. — Business Columnist, Los Angeles Times, 20 Oct. 2026 See All Example Sentences for ostensibly

Word History

Etymology

ostensible + -ly entry 2

First Known Use

1765, in the meaning defined at sense 1

Time Traveler
The first known use of ostensibly was in 1765

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Cite this Entry

“Ostensibly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ostensibly. Accessed 27 Oct. 2026.

Kids Definition

ostensibly

adverb
: to all outward appearances : seemingly
a statement ostensibly true
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