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
key transaction
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "key transaction" is correct and usable in written English.
It can be used to refer to an important or significant transaction in a business or financial context. Example: "The merger was a key transaction that reshaped the company's future."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(3)
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
3 human-written examples
And then key transaction participants change jobs, confidentiality issues arise, and caution begins to give way to doubt.
News & Media
The unique property of quantum cryptography is the ability to detect an eavesdropper during a key transaction.
News & Media
Fusebill's offering is definitely in OMERS' wheelhouse, as it deals with a key transaction point for online businesses.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
It can also isolate key transactions, accounts, regions, customer segments, and so forth, and then parse the resulting data.
News & Media
Although the Money Exchange often operated like a bank, it did not have the legal authority to perform some key transactions, such as issuing letters of credit.
News & Media
One of the board's lawyers, W. Neil Eggleston, responded yesterday that the outside directors were never told about key transactions and relied heavily on outside advisers.
News & Media
His Web biography says he was an adviser "on key transactions for Gazprom," the Russian electric utility and other energy companies.
News & Media
Another administration official said Mr. Bush would cast the Khan case as a victory for American intelligence operations, describing "how we uncovered the reach of the network, how we identified the key individuals, how we followed the key transactions, and how we monitored the movement of material and recorded conversation and penetrated operations".
News & Media
Table 2 shows results from the multivariate regression on level I. Model (I.1) includes key transaction-related control variables, and model (I.2) adds dummy variables on the context-related factors year, industry, and country.
Science
During that time he oversaw business, legal and administrative duties for the studio; CBS noted that "he was involved with virtually all key transactions and decisions".
News & Media
Based on activity in 2016 thus far, it's clear we haven't seen the end of key transactions.
News & Media
Expert writing Tips
Best practice
When describing a "key transaction", be specific about its impact or importance to provide context and avoid ambiguity.
Common error
Avoid using "key transaction" for every transaction; reserve it for truly significant events that have a substantial impact.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "key transaction" functions as a noun phrase, where "key" modifies "transaction" to indicate its importance. Ludwig shows that it often appears in business, financial, and legal contexts.
Frequent in
News & Media
33%
Science
33%
Formal & Business
33%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "key transaction" is a grammatically sound and professionally relevant term used to denote an important or significant deal or exchange. Ludwig AI confirms that the phrase is commonly found in business, science and news reporting contexts. When employing this phrase, ensure that the transaction in question truly warrants the "key" descriptor by having a substantial impact or consequence. Consider using alternatives like "significant deal" or "crucial operation" to provide variety in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
significant deal
Replaces "transaction" with "deal", highlighting the agreement aspect.
important interaction
Substitutes "transaction" with "interaction", focusing on the exchange between parties.
crucial operation
Replaces "transaction" with "operation", emphasizing the procedural aspect.
essential undertaking
Substitutes "transaction" with "undertaking", highlighting the commitment involved.
critical exchange
Replaces "transaction" with "exchange", focusing on the reciprocal aspect.
pivotal agreement
Substitutes "key" with "pivotal" and "transaction" with "agreement" focusing on a turning point.
vital procedure
Replaces "key" with "vital" and "transaction" with "procedure" focusing on necessity.
central negotiation
Substitutes "key" with "central" and "transaction" with "negotiation" focusing on an important debate.
primary dealing
Replaces "key" with "primary" and "transaction" with "dealing" focusing on importance.
major undertaking
Replaces "key" with "major" and "transaction" with "undertaking" focusing on an important commitment.
FAQs
How to use "key transaction" in a sentence?
Use "key transaction" to describe a deal, exchange, or interaction that is particularly important or significant. For example, "The merger was a "key transaction" that reshaped the company's future."
What can I say instead of "key transaction"?
You can use alternatives like "significant deal", "important interaction", or "crucial operation" depending on the specific context.
Which is correct, "key transaction" or "a key transaction"?
Both are correct, but "key transaction" is more common when referring to a general type of transaction, while "a key transaction" is used when referring to a specific instance.
What's the difference between "key transaction" and "routine transaction"?
"Key transaction" refers to a significant event with substantial impact, whereas "routine transaction" describes regular, standard operations with minimal impact.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
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
4.5/5
Expert rating
Real-world application tested