adverb

in fact

in FAKT

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In fact (adverb) means used to correct or contradict what has just been said or assumed, introducing what is actually true. Example: “He said he'd never met her; in fact they had worked together for years.”

adverb

Used to correct or contradict what has just been said or assumed, introducing what is actually true.

"He said he'd never met her; in fact they had worked together for years."

"It looks expensive, but in fact it costs less than the old system."

Used to add a stronger or more surprising point that supports what was just said.

"The food was good. In fact, it was the best meal we'd had all year."

How to use in fact

Learner’s notes

In plain EnglishUsed to say what is really true, often when it is different from what people thought.

When to use it

Neutral; works in academic writing and casual speech alike.

Memory tip

In fact contradicts or intensifies; in effect means in practical terms, even if not officially. They are not the same.

Trace the full origin ↓

Easily confused with

actually → indeed → in effect

Common pairings

in fact, however when in fact the fact is

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C2 · Advanced serendipity Fortunate discoveries made entirely by accident.

Gen Z slang rizz Charm — the ability to attract a romantic interest.

B2 · Intermediate empathy The capacity to share another person’s feelings.

C1 · Advanced nonchalant Casually calm and relaxed; unconcerned.

Internet slang delulu Delusional — believing something against the odds.

Etymology nostalgia Greek nostos “return home” + algos “pain”.

C2 · Advanced serendipity Fortunate discoveries made entirely by accident.

Gen Z slang rizz Charm — the ability to attract a romantic interest.

B2 · Intermediate empathy The capacity to share another person’s feelings.

C1 · Advanced nonchalant Casually calm and relaxed; unconcerned.

Internet slang delulu Delusional — believing something against the odds.

Etymology nostalgia Greek nostos “return home” + algos “pain”.

Test yourself on “in fact” A quick quiz — meaning, synonyms & usage →

Fill the gap

Can you complete this real example?

He said he'd never met her; _____ they had worked together for years.

Etymology

Formed from fact ("deed, action"), a sense now obsolete except in law; perhaps ultimately a calque of French en fait.

Origin: French

Synonyms

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actually really in reality as a matter of fact indeed moreover what's more

Related words

and so also most very really real yet

Frequently asked questions

What is the difference between in fact and actually?

They are largely interchangeable, but actually is more conversational and often softens a correction, while in fact is a little more formal and gives the correction more weight. In fact also works well for adding a stronger point, which actually does less naturally.

Do you put a comma after in fact?

Usually yes when it opens a sentence: In fact, nobody objected. When it sits mid-sentence it is often written without commas, as in it was in fact the cheapest option.

Can you start a sentence with in fact?

Yes. It is standard in both formal and informal writing, and it is one of the clearest ways to signal that a correction or an escalation is coming.

What is the meaning of in fact?

"in fact" (adverb) means used to correct or contradict what has just been said or assumed, introducing what is actually true.

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and so also most very really real yet