Ludwig is an AI-powered English writing assistant that helps you find example sentences, check grammar, and improve your writing using reliable sources from reputable publications.

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Ludwig offers both free and premium plans. The free plan provides basic access to our features, while the premium plan unlocks advanced tools, unlimited searches, and additional writing assistance features.

How does Ludwig help with English learning?

Ludwig provides contextual example sentences from reliable sources like The New York Times, BBC, and academic publications, helping you understand how words and phrases are used in real-world contexts. This improves both writing fluency and comprehension skills.

Ludwig is trusted by students, teachers, researchers, and professionals worldwide. It's used by top universities including MIT, Stanford, Harvard, and Oxford, as well as professionals in tech companies like Adobe.

What makes Ludwig different from other writing tools?

Ludwig focuses on providing real example sentences from authoritative sources, not just grammar checking. This contextual approach helps users understand not just what's correct, but how language is actually used by native speakers and professional writers.

Used and loved by millions

Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

Verify against
Grammar usage guide and real-world examples

USAGE SUMMARY

"verify against" is a correct and usable phrase in written English
You can use it when you want to make sure something is correct by comparing it to an established set of standards or criteria. For example, "We need to verify these results against the initial data to make sure they are accurate."

✓ Grammatically correct

Academia

Science

Table of contents

Usage summary

Human-verified examples

Expert writing tips

Linguistic context

Ludwig's wrap-up

Alternative expressions

FAQs

Human-verified examples from authoritative sources

Exact Expressions

5 human-written examples

Cambodian chronicles for that period, composed several centuries afterward, are impossible to verify against inscriptions or other primary sources.

Encyclopedias

Encyclopedia Britannica

Some applications read a Kerberos password over the network (ideally over a secure channel), which they then verify against the KDC.

Academia

Massachusetts Institute of Technology

The host key will not change, so you can continue to verify against our SSH fingerprints (available via HTTPS on our wiki).

Academia

University of California, Berkeley

For payments made prior to January 1, 2017, a sponsored investment entity or sponsored controlled foreign corporation may provide the GIIN of its sponsoring entity on the withholding certificate, which the withholding agent must verify against the published IRS FFI list in the manner described in paragraph (e)(3)(i) of this section.

Academia

Cornell University

Try both the minimum and maximum values of the scroll-bar and verify against the original data.

Wiki

WikiHow

Human-verified similar examples from authoritative sources

Similar Expressions

55 human-written examples

Numerical results were verified against experimental data.

Science

Combustion and Flame

The performance is verified against calibration artifacts.

Science

Measurement

It was verified against numerical benchmark data.

Science

Ocean Engineering

The design is verified against published results.

Science

Renewable Energy

The FEM was verified against experimental results.

Science

Engineering Structures

This has been verified against measured data.

Science

Radiation Physics and Chemistry

Expert writing Tips

✓ Best practice

When using "verify against", ensure that the source against which you are verifying is reliable and well-established to lend credibility to your verification process.

⚠ Common error

Avoid verifying against only one source; cross-validation with multiple independent sources strengthens the reliability of your verification.

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Linguistic Context

The phrase "verify against" functions as a phrasal verb, indicating the action of checking the truth or accuracy of something by comparing it to something else. Ludwig AI confirms its grammatical correctness and usability.

Expression frequency: Uncommon

✓ Frequent in

Science

70%

Academia

30%

News & Media

⚠ Less common in

Formal & Business

Encyclopedias

Wiki

Ludwig's WRAP-UP

In summary, the phrasal verb "verify against" is used to confirm the truth or accuracy of something by comparing it to a known standard or set of data. It is grammatically correct and most frequently used in scientific and academic contexts, as confirmed by Ludwig. While not extremely common, it is a reliable phrase for ensuring validity. When using this phrase, ensure your comparison source is credible. Ludwig AI examples show the phrase in use across several scientific domains.

Alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

Authenticate against

Highlights the act of proving something is genuine by comparing with trusted source.

Validate against

Uses "validate" which implies a more formal or rigorous confirmation of accuracy.

Corroborate with

Suggests strengthening or supporting evidence by comparing it to other sources.

Prove against

More emphatic, suggesting that something is conclusively proven through comparison.

Confirm with

Replaces "verify" with "confirm" implying a direct check rather than a comparison against something.

Substantiate with

Focuses on providing evidence to support a claim through comparison with other evidence.

More alternative expressions(6)

compare against

verifying against

checked against

checks against

verify against

verified against

FAQs

How can I use "verify against" in a sentence?

You can use "verify against" to indicate that you are checking something against a known standard or set of data. For example, "The experiment results were verified against the theoretical model".

What is a good substitute for "verify against"?

Depending on the context, alternatives to "verify against" include "validate against", "check against", or "compare with".

Is it more formal to say "verify against" or "check against"?

"Verify against" is generally more formal and suitable for academic or professional contexts, while "check against" is more informal and appropriate for everyday conversation.

What's the difference between "verify against" and "confirm with"?

"Verify against" implies a comparison to a known standard or dataset, whereas "confirm with" suggests seeking agreement or validation from a person or source.

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Table of contents

Usage summary

Human-verified examples

Expert writing tips

Linguistic context

Ludwig's wrap-up

Alternative expressions

FAQs

Source & Trust

83%

Authority and reliability

4.3/5

Expert rating

Real-world application tested

Most frequent sentences:

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Verify againstGrammar usage guide and real-world examples

Verify against
Grammar usage guide and real-world examples