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
well within specification
Grammar usage guide and real-world examplesUSAGE SUMMARY
"well within specification" is a correct and usable phrase in written English.
This phrase is typically used to describe something that meets predetermined criteria or standards. For example: The new parts we ordered were tested and found to be well within specification.
✓ Grammatically correct
Science
News & Media
Alternative expressions(4)
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
2 human-written examples
The energy and position stability of the extracted beam are well within specification.
Comparing results with specified values, almost all sensors fall well within specification.
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
The free fatty acid (FFA) content was found to be below 0.1% and FAMEs ≥ 4 double bonds were not detected, well within the specifications of EN 14214.
Science
The design of the new chamber types leads to an ion collection efficiency and a polarity effect that are well within the specifications requested by pertinent dosimetry protocols including the addendum of TG-51.
We will continue to the monitor the stability of these formulations with a view to establishing a two-year shelf life, a period over which predictions made by the ASAPprime® software indicated that the dissolution of the two drugs would be well within typical specifications (Q = 80%% at 20 min) for an immediate release product.
Science
The thin fibers of polyethylene glycol (excipient) and acetaminophen (drug) in turn disintegrate in a time proportional to the fiber radius and well within immediate-release specification.
Apple issued a statement saying the iPad's performance was "operating well within our thermal specifications" and said: "If customers have any concerns they should contact AppleCare".
News & Media
Trudy Muller, an Apple spokeswoman, said: "The new iPad delivers a stunning Retina display, A5X chip, support for 4G LTE plus 10 hours of battery life, all while operating well within our thermal specifications.
News & Media
Preliminary analyses show that the WEBEXPIR free surface flow was not disturbed by the interaction with the electron beam and that vacuum conditions stayed well within the design specifications.
Science
Mean read length was 222 bp, well within GS-FLX specifications.
Science
The six tested shunts had similar characteristics and were well within the manufacturer's specifications for opening pressure at settings 1 7, with no overlap between settings.
Expert writing Tips
Best practice
When describing the performance of a product or system, use "well within specification" to assure stakeholders that it not only meets requirements but also operates comfortably within the acceptable range, implying a margin of safety or reliability.
Common error
Avoid using "well within specification" when the performance is only marginally compliant. Overstating compliance can lead to distrust if detailed analysis reveals minimal adherence to specifications.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "well within specification" functions as an adverbial phrase modifying a verb, adjective, or another adverbial phrase. It describes the extent to which something meets the stated standards or requirements. As Ludwig AI confirms, the phrase is correct and usable in written English.
Frequent in
Science
50%
News & Media
25%
Formal & Business
25%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "well within specification" is a grammatically correct phrase used to indicate that something comfortably meets or exceeds predetermined standards. As Ludwig AI confirms, its usability is supported by examples from science and news media. While not exceedingly common, the phrase is valuable for technical writing and formal communication when emphasizing a comfortable margin of compliance. Consider related phrases like "within acceptable limits" to tailor your message precisely.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
within acceptable limits
Focuses on the boundaries of acceptability rather than exceeding requirements.
meets the required standards
Highlights compliance with established benchmarks.
conforms to specifications
Emphasizes adherence to precise technical details.
falls within the defined range
Stresses that a value is inside a specific interval.
remains inside the specified tolerance
Uses technical terminology related to acceptable deviations.
is compliant with the parameters
Highlights adherence to set parameters.
satisfies the criteria
Focuses on meeting a set of necessary conditions.
adheres to the set requirements
Stresses adherence to established requirements.
observes the design constraints
Highlights compliance within design limits.
aligns with the stipulated guidelines
Focuses on compliance with established guidance.
FAQs
How can I use "well within specification" in a sentence?
You can use "well within specification" to indicate that something meets requirements with a comfortable margin. For example, "The test results were "well within specification", showing a high level of performance".
What does "well within specification" mean?
"Well within specification" means that something not only meets the required standards or limits, but also operates comfortably within the acceptable range, indicating a margin of safety or reliability.
What are some alternatives to using "well within specification"?
Alternatives include phrases like "within acceptable limits", "meets the required standards", or "conforms to specifications", depending on the context.
Is it better to say "within specification" or "well within specification"?
"Well within specification" implies a greater degree of compliance and a larger margin of safety compared to simply "within specification". Use "well within specification" when you want to emphasize the comfortable margin of compliance.
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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested