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adv C2 Proficient Uncommon

ostensibly

o-STEHN-sih-blee

Ostensibly (adv) means Apparently or supposedly, based on what is claimed — often with the hint that the real reason might be different. Example: “She left the meeting early, ostensibly to catch a flight.”

adv
1
Apparently or supposedly, based on what is claimed — often with the hint that the real reason might be different.
"She left the meeting early, ostensibly to catch a flight."
"The company cut jobs ostensibly to save costs, though many suspected other motives."

How to use ostensibly

Learner’s notes

In plain EnglishOn the surface, or according to what people say — often used when you suspect the stated reason isn't the whole story.

Memory tip

If you're quietly doubting the official reason for something, "ostensibly" is the word that signals that doubt.

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Common pairings
ostensibly to ostensibly for ostensibly because
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Fill the gap

Can you complete this real example?

She left the meeting early, _____ to catch a flight.

Etymology

Built from "ostensible" (from Latin ostentare, "to show off, display") plus the adverb-forming suffix "-ly."

Origin: Latin

apparently seemingly on the face of it

Antonyms

Related words

Rhymes for ostensibly

See all rhymes for ostensibly →

Frequently asked questions

What does “ostensibly” mean?

The word “ostensibly” means apparently or supposedly, based on what is claimed — often with the hint that the real reason might be different. In plain terms, on the surface, or according to what people say — often used when you suspect the stated reason isn't the whole story.

How do you pronounce “ostensibly”?

“Ostensibly” is pronounced o-STEHN-sih-blee (/ɑˈstɛn.sə.bli/ in IPA).

How do you use “ostensibly” in a sentence?

Here is “ostensibly” used in a sentence: “She left the meeting early, ostensibly to catch a flight.”

What is the opposite of “ostensibly”?

The opposite of “ostensibly” — its antonyms — is actually.

What part of speech is “ostensibly”?

“Ostensibly” is an adverb.

Where does the word “ostensibly” come from?

The word “ostensibly” comes from Latin. Built from "ostensible" (from Latin ostentare, "to show off, display") plus the adverb-forming suffix "-ly.".

Is “ostensibly” a common word?

“Ostensibly” is an uncommon word in modern English, usually learned at around the C2 level.

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Definitions: FreeDict original editorial