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
long expression
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "long expression" is correct and usable in written English.
It can be used to describe a phrase or statement that is lengthy or complex in nature. Example: "The poem was filled with a long expression of emotions that resonated deeply with the audience."
✓ Grammatically correct
Science
News & Media
Alternative expressions(5)
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
These combinations yield relatively long expression cassettes (up to 3.7 kb in the case of FLuc-RFP-TK sequence) and suffer loss of activity for the reporter downstream of the IRES element [[18]].
Science
They can deliver a relatively large therapeutic cassette into both dividing and non-dividing cells and integrate into the host cell genome providing life long expression of the therapeutic gene [2] [4].
Science
Finally, it must retain a relatively large cloning capacity for carrying large therapeutic genes as well as long expression control DNA elements.
Science
These problems are particularly common in proteins that require long expression times such as heterogeneous proteins or those with molecular companions.
Science
The species with long expression periods in the Boolean oscillation (Tcr bind, PAG Csk, Fyn, TCR phos and IkB) were expressed at high or medium levels whereas the species with short expression periods were not expressed at all.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
Gregory's first publication, in the journal Soviet Mathematics — Doklady, came when he was sixteen years old: "Some Results in the Theory of Infinitely Long Expressions".
News & Media
The integrals can all be performed in closed form and result in long expressions of exponential and trigonometric functions, which we do not include here.
Even in the monomolecular case, symbolic solutions of the linear system (21) can involve long expressions.
Science
When Ms. Giordano tries to create her magnum opus, a 15-foot-long expression of aluminum, handmade paper and wire mesh, she unfortunately falls to the merely decorative.
News & Media
As expected, 48 hour-long expression of N540K, G380R, R248C, Y373C, K650M and K650E-FGFR3 led to STAT1 activation only in case of K650M and K650E mutants in contrast to ERK activation, which was observed for all six mutants (Fig. 3A).
Science
This hypothesis was supported by the demonstration that the action of mIGF-1 is not dependent on life-long expression.
Science
Expert writing Tips
Best practice
When using "long expression", ensure the context clearly indicates what is being expressed and why its length is significant. For instance, specify whether it refers to a genetic sequence, a mathematical formula, or a verbal statement.
Common error
Do not use "long expression" without providing sufficient context. Vague usage can leave the reader unsure about the nature of the expression and its relevance. Always specify what kind of expression you are referring to.
Source & Trust
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "long expression" typically functions as a noun phrase, often serving as the subject or object of a sentence. It describes something that is extended in length or duration. Ludwig AI confirms its correctness and usability in various contexts.
Frequent in
Science
70%
News & Media
20%
Formal & Business
10%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "long expression" is grammatically sound and primarily used in scientific and formal contexts to denote something extended in length or duration. Ludwig AI's analysis confirms its validity and utility. While not exceedingly common, it effectively conveys the concept of an extended articulation, whether in genetic sequences, mathematical formulas, or statements. For improved clarity, specify the type of expression to avoid ambiguity. Consider alternatives like "lengthy statement" or "extended phrase" depending on the context.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
extended phrase
Replaces "long" with "extended", emphasizing the duration or length of the phrase itself.
lengthy statement
Substitutes "expression" with "statement", focusing on a formal or written articulation that is considerable in length.
prolonged utterance
Uses "prolonged" to highlight the extended duration of the utterance, implying a spoken expression.
sustained display
Emphasizes the continuous and maintained nature of the expression, suitable for contexts involving observable manifestations.
drawn-out articulation
Implies a slow and extended manner of expressing something, often suggesting a deliberate or hesitant approach.
extensive formulation
Replaces "expression" with "formulation", indicating a detailed and comprehensive way of presenting an idea.
elaborate explanation
Highlights the detailed and complex nature of the expression, suggesting a thorough and comprehensive account.
protracted communication
Indicates a drawn-out or lengthy exchange of information, focusing on the communication aspect.
comprehensive presentation
Stresses the thoroughness and completeness of the expression, often used in formal settings.
detailed account
Focuses on the meticulous and thorough nature of the expression, often used in reporting or investigative contexts.
FAQs
How can "long expression" be used in scientific writing?
In scientific writing, "long expression" often refers to extended genetic sequences, complex mathematical formulas, or detailed descriptions of experimental procedures. For instance, a paper might discuss the challenges of managing a "long expression" cassette in gene therapy.
What are some alternatives to "long expression" in formal contexts?
In formal contexts, consider using alternatives like "lengthy statement", "extensive formulation", or "comprehensive presentation" depending on the specific meaning you want to convey.
Is "long expression" suitable for casual conversation?
While grammatically correct, "long expression" might sound somewhat formal for casual conversation. In informal settings, consider using simpler phrases like "lengthy explanation" or "detailed account".
What is the difference between "long expression" and "extended expression"?
"Long expression" and "extended expression" are often interchangeable, but "extended" may subtly emphasize the duration or scope of the expression more directly than "long".
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
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested