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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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and then only

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "and then only" is correct and usable in written English.
It can be used to indicate that something will happen exclusively after a certain condition is met. Example: "You can access the premium features and then only after you complete the registration process."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

And then, only if everything went perfectly.

News & Media

The Economist

And then, only as ashes.

Skin – bad … he rarely washes, and then only cursorily".

Every now and then, only the word 'oops' will do.

The vans stopped erratically, and then only briefly.

And then, only two words, spoken twice: "Good night".

News & Media

The New Yorker

They spoke rarely, and then only vaguely, about England.

News & Media

The New York Times

Serious questions are raised late and then only superficially.

News & Media

The New York Times

classes, and then only when covered by a long coat.

News & Media

The New York Times

I have appeared in only one of his plays, and then only part of one, and then only at the Greer Garson Theatre in the Santa Fe desert.

"Only some of the emergency measures have been implemented and then only partially".

News & Media

The Guardian
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Expert writing Tips

Best practice

Use "and then only" to clearly indicate a sequence of events where the second event is entirely dependent on the first. For example, 'The application will be reviewed, and then only if all documents are submitted.'

Common error

Avoid using "and then only" when the events are not directly dependent on each other. For instance, instead of saying 'He went to the store, and then only because he needed milk,' consider 'He went to the store because he needed milk' if the need was the sole reason.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

91%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "and then only" functions as an adverbial connector that specifies the sequence and condition of events. As Ludwig AI shows, this structure serves to emphasize that an event occurs strictly after, and as a direct result of, a prior event.

Expression frequency: Very common

Frequent in

News & Media

63%

Science

23%

Formal & Business

4%

Less common in

Encyclopedias

1%

Wiki

0%

Social Media

0%

Ludwig's WRAP-UP

In summary, "and then only" is a common phrase used to indicate that something will happen exclusively after a certain condition is met. As Ludwig AI confirms, it is grammatically correct and frequently found in formal writing, particularly in news, scientific, and business contexts. While alternatives like "only after that" or "exclusively then" exist, the original phrase maintains its value in clearly establishing conditional sequences. Remember to use it when you want to emphasize that a second event is strictly dependent on the first. Be careful to avoid misusing it in non-sequential events to ensure clarity.

FAQs

How can I use "and then only" in a sentence?

Use "and then only" to show that something happens as a direct consequence of a preceding event. For example: "You can unlock the next level, "and then only" after completing the current one".

What are some alternatives to "and then only"?

Alternatives include phrases like "only after that", "exclusively then", or "solely thereafter", which emphasize the conditional sequence.

Is it always necessary to include "and" before "then only"?

While the inclusion of "and" is common, its necessity depends on the sentence structure. It typically functions as a conjunction connecting two related clauses, so consider if a conjunction is already present or implied.

What's the difference between "and then only" and "only then"?

"Only then" emphasizes the timing of an event in relation to a preceding condition, whereas ""and then only"" connects two clauses where the second is exclusively dependent on the first. The former is more about timing; the latter, about causation.

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Source & Trust

91%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: