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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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significantly significant

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "significantly significant" is not correct and is generally considered redundant in written English.
It can be used in contexts where you want to emphasize the importance of something, but it is better to choose one of the terms to avoid redundancy. Example: "The results of the study were significantly significant, indicating a strong correlation between the variables."

⚠ May contain grammatical issues

Science

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

30 human-written examples

The rate of decline is not statistically significantly significant.

Quantification of the GFAP positive area showed no significantly significant difference between the LC and LN groups (P > 0.05) (Fig. 5C).

Science & Research

Nature

Differences in impaired fecundity and infertility related to race, income or education level were not found to be significantly significant.

News & Media

The New York Times

In addition, the technology characteristics found in the TTF construct dealing with network externalities also had significantly significant r values (0.24 and 0.23 respectively).

This lag-effect decreased evaluation time and thus statistical power to detect significantly significant changes in injury rates for the individual activities (PE, PT and FG) as well as overall injuries.

Values of p<0.05 were considered significantly significant.

Science

Plosone
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Human-verified similar examples from authoritative sources

Similar Expressions

30 human-written examples

Comparing data sets of static contacts angles "SWC" for different samples through analysis of variance demonstrated that differences between silica-alkylsilane, silica-Cu (0.5%) and silica-Cu (2%) were significantly important (significant value < 0.5).

Significantly, no significant differences at the 0.05 significance level were encountered in the analysis of 15 spiking serum samples between the developed electrochemical immunoassay and the commercially available enzyme-linked immunosorbent assay (ELISA) method for determination of TSH.

Both colloid osmotic pressure (COP) and albumin changed significantly, with significant immediate elevation at t5 that declined by t240, although elevation above baseline remained significant.

Over the past two weeks, the animal's condition had worsened significantly, losing significant amounts of weight as she stopped eating.

News & Media

The Guardian

Although surgical techniques for radical prostatectomy (RP) have been refined significantly, a significant number of patients still suffer from persisting postprostatectomy stress urinary incontinence (SUI).

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Expert writing Tips

Best practice

Avoid using redundant phrases like "significantly significant". Instead, opt for stronger, single-word alternatives such as "highly significant" or "extremely important" to convey emphasis more effectively.

Common error

Resist the urge to intensify significance by repeating similar words. This often weakens your writing. Choose precise adjectives to communicate the degree of importance.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

82%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "significantly significant" functions as an intensifier, attempting to emphasize the degree of significance. However, as Ludwig AI explains, it is often considered redundant and grammatically questionable. Better alternatives exist to convey a similar meaning more effectively.

Expression frequency: Common

Frequent in

Science

77%

News & Media

10%

Academia

7%

Less common in

Formal & Business

3%

Encyclopedias

1%

Wiki

1%

Ludwig's WRAP-UP

The phrase "significantly significant" is a redundant expression that attempts to emphasize the level of importance or statistical relevance. As Ludwig AI confirms, it is generally considered grammatically incorrect and can weaken writing. Instead, it is recommended to use stronger, single-word alternatives like "highly significant" or "extremely significant". While common in scientific and academic contexts, more precise language enhances clarity and impact.

FAQs

Is the phrase "significantly significant" grammatically correct?

No, the phrase "significantly significant" is generally considered redundant. It's better to use one of the words to avoid repetition.

What can I say instead of "significantly significant"?

You can use alternatives like "highly significant", "extremely significant", or "remarkably significant" depending on the context.

Which is correct, "significantly significant" or "highly significant"?

"Highly significant" is the preferred and more grammatically sound choice. "Significantly significant" is usually seen as redundant.

What's the difference between "significantly significant" and "very significant"?

While both attempt to emphasize the importance of something, "very significant" is generally acceptable, while "significantly significant" is often viewed as redundant and less refined.

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Source & Trust

82%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Most frequent sentences: