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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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corollary

Grammar usage guide and real-world examples

USAGE SUMMARY

The word "corollary" is both correct and usable in written English.
You can use it to describe a logical consequence of a statement, especially an additional statement that follows from one already proved. For example: "The law of conservation of energy states that energy can neither be created nor destroyed. Its corollary is that energy can only be transformed from one form to another."

✓ Grammatically correct

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

This, he has been heard to say on the Tory battle bus, is no more than a common-sense corollary to the Fixed Term Parliaments Act.

The corollary of Osborne's mistaken decision to focus on the deficit – all those ludicrous comparisons of our situation with that of Greece – and to declare a second age of austerity was the impact this had on confidence and "animal spirits".

It has its dark corollary in those weekends on the sofa, surrounded by sweet wrappers, sticky-fingered and burping.

The corollary was that the Ulster Unionists would step down in other areas where their candidate is the staunchest pro-Agreement man in the field.

News & Media

The Guardian

The corollary, of course, is that if individuals are not paying for some online product, they are the product.

News & Media

The Economist

Rather, its bid for Paribas was a necessary corollary, given French takeover regulations, of bidding for SocGen.

News & Media

The Economist

But he might not like a further corollary: under a target-zone system, responsibility for exchange-rate management, as well as for controlling inflation, has to be given to the same policymaker.

News & Media

The Economist

The corollary to spurning Russian gas piped through South Stream is favouring non-Russian schemes like the Trans-Adriatic Pipeline, due for completion by 2018, which will bring Europe 10-20bcm a year from the Caucasus via Turkey.

News & Media

The Economist

But joblessness among young adults has not deviated from that of other age groups any more than in past downturns, says Mr Wadsworth.The corollary of sluggish GDP and a fairly stable jobs market is stagnant productivity, which itself is a puzzle.

News & Media

The Economist

The overall market is unlikely to plummet when mining and energy stocks are holding up so well.The corollary, however, is that emerging markets will be vulnerable if commodity prices tumble.

News & Media

The Economist

And there is an important corollary: a slowdown in overall economic growth is itself a force for greater concentrations of wealth.

News & Media

The Economist
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Expert writing Tips

Best practice

When using the word, ensure that the relationship between the initial statement and the 'corollary' is clear and readily apparent to the reader.

Common error

Avoid using "corollary" to describe any general consequence. It should only be used when the consequence is a direct and almost self-evident extension of the original statement. Overusing it can make your writing sound pretentious or inaccurate.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

93%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Linguistic Context

The word "corollary" functions primarily as a noun, referring to a proposition that follows directly from one already proved. Ludwig AI confirms its correct and consistent use across diverse contexts.

Expression frequency: Very common

Frequent in

News & Media

47%

Formal & Business

29%

Science

14%

Less common in

Encyclopedias

5%

Wiki

3%

Reference

2%

Ludwig's WRAP-UP

In summary, "corollary" is a frequently used noun that denotes a direct and easily deduced consequence of a previous statement or situation. As Ludwig AI points out, it is used correctly and consistently across different contexts, particularly in news, business, and scientific writing. When using "corollary", ensure the logical link between the initial statement and its result is clear. Remember, the word is most appropriate when the connection is obvious and requires little additional explanation. While alternatives like "logical consequence" or "natural result" can be used, "corollary" adds a level of formal precision to your writing.

FAQs

How to use "corollary" in a sentence?

Use "corollary" to introduce a statement that naturally follows from a previous point. For instance, "The theorem states X; a direct "corollary" is Y".

What can I say instead of "corollary"?

You can use alternatives like "logical consequence", "natural result", or "ensuing effect" depending on the context.

Which is correct, "corollary to" or "corollary of"?

"Corollary to" and "corollary of" are both grammatically correct, but "corollary of" is more commonly used in modern English. Both usages indicate a consequence or result.

What's the difference between "corollary" and "implication"?

A ""corollary"" is a direct and easily deduced consequence, whereas an "implication" is a more indirect or inferred consequence that may require additional reasoning.

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Source & Trust

93%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Most frequent sentences: