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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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it wasn't until

Grammar usage guide and real-world examples

USAGE SUMMARY

"it wasn't until" is correct and usable in written English.
It is used to indicate that something didn't happen until a certain point in time. For example: "It wasn't until I finished my coursework that I had enough time to relax."

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

But it wasn't until this month.

News & Media

The New York Times

And it wasn't, until last Christmas Eve.

Or, it wasn't until recently.

News & Media

The New Yorker

It wasn't until then that I knew.

News & Media

Independent

It wasn't until 1967 that the I.A.A.F.

News & Media

The New York Times

It wasn't until last year that we made a profit".

News & Media

The New York Times

But it wasn't until last July that work finally started.

But it wasn't until August that the doctor diagnosed mesothelioma.

News & Media

Independent

(It wasn't until the late 1800s that they were demonized).

It wasn't until the third year we had any atmosphere".

It wasn't until February that they backed down.

News & Media

Independent
Show more...

Expert writing Tips

Best practice

When using "it wasn't until", ensure the subsequent clause clearly states the event or realization that occurred at the specified time. This helps maintain clarity and avoids ambiguity.

Common error

Avoid using "it wasn't until" when a simpler, more direct sentence structure would be more effective. Overusing this phrase can make your writing sound unnecessarily convoluted.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "it wasn't until" functions as an adverbial phrase introducing a clause that specifies the timing of an event. As Ludwig AI confirms, it highlights that a particular action or realization did not occur before a certain point in time.

Expression frequency: Very common

Frequent in

News & Media

78%

Science

12%

Formal & Business

10%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "it wasn't until" is a versatile adverbial phrase used to emphasize the timing of an event or realization. As Ludwig AI states, it is grammatically correct and commonly used across various contexts, particularly in news and media. To use it effectively, ensure the subsequent clause clearly states the event that occurred. While adaptable, overusing this phrase can make writing sound convoluted. Alternatives like "not until then" or "only at that point" can provide similar emphasis. As a final consideration, keep in mind the neutral register that the phrase has.

FAQs

How can I use "it wasn't until" in a sentence?

Use "it wasn't until" to emphasize that something didn't happen before a specific point in time. For example: "It wasn't until midnight that I finished my work".

What are some alternatives to "it wasn't until"?

Alternatives include "not until then", "only at that point", or simply rephrasing the sentence to highlight the timing.

Is "it wasn't until" formal or informal?

"It wasn't until" is suitable for both formal and informal writing contexts, depending on the overall tone and style of the piece.

What's the difference between "it wasn't until" and "only when"?

Both phrases indicate a condition that triggers an event, but "it wasn't until" emphasizes the passage of time, while "only when" focuses on the condition itself. Example: "Only when I studied hard did I pass the exam" versus "It wasn't until I studied hard that I passed the exam".

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Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: