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
infrequently available
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "infrequently available" is correct and usable in written English.
It can be used to describe something that is not often accessible or obtainable. Example: "The rare book is infrequently available at local libraries, making it a sought-after item for collectors."
✓ Grammatically correct
Science
News & Media
Alternative expressions(20)
rarely available
not readily accessible
frequently available
occasionally available
periodically accessible
intermittently accessible
routinely available
sporadically accessible
regularly available
constantly available
temporarily available
intermittently available
seasonally available
not consistently available
subject to availability
sporadically available
periodically available
barely available
seldom encountered
in short supply
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
13 human-written examples
Infrequently available year-round rentals are often snapped up through word-of-mouth marketing.
News & Media
Hence, multi-rate state estimation has received many attentions because it allows for using infrequently available measurements and it leads to considerable improvement in the estimation results.
At baseline, hand washing materials were infrequently available, with only 20% of sinks having hand-washing materials.
Quantitative culture is technically demanding, infrequently available, and provides results that are weeks out of date [ 5].
Science
The current finding is consistent with the expectations of the program as more than half of the respondents stated that HEWs were infrequently available at HPs.
Science
Although ideal filtration markers (such as inulin) have been employed in a research setting, they are infrequently available in clinical practice.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
47 human-written examples
They infrequently received available treatment or optimal first RRT modality.
Science
Such data sets, which are usually reported as a part of a publication describing a computational analysis, a new method, or a benchmark investigation, are only infrequently made available to the public.
Science
Third, although traditional compounding pharmacies infrequently compound commercially available medications, compounding pharmacies reduce costs.
News & Media
Serious maternal and neonatal morbidity and mortality were infrequently reported and available data revealed similar findings in the PGE2 and placebo groups [ 15].
Science
After studied 7 cities (Austin, Boston, Chicago, Los Angeles, San Francisco, Seattle, and Washington, DC)., shared modes complement public transit, enhancing urban mobility, especially when public transit runs infrequently or is not available and will continue to grow significantly.
Science
Expert writing Tips
Best practice
When using "infrequently available", consider the audience and context. It's suitable for formal writing but might need simplification in casual conversation.
Common error
Avoid using "infrequently available" when you mean something is completely unavailable. The phrase implies it exists but is not easily or regularly accessible.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "infrequently available" functions as an adverbial modifier describing the condition of something. It indicates how often something can be accessed or obtained, highlighting its scarcity or limited accessibility. According to Ludwig AI, it is correct and usable in written English.
Frequent in
Science
70%
News & Media
20%
Wiki
10%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "infrequently available" is a grammatically correct and usable expression that describes something not easily or regularly accessible. Ludwig AI confirms its correctness. While it is more common in scientific and news contexts, it maintains a neutral to formal register. When writing, consider whether the degree of infrequency aligns with the intended message. Alternatives such as "rarely available" or "seldom accessible" can be used to add nuance. Remember that "infrequently available" implies existence but limited access, unlike "unavailable".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Infrequently found
Mirrors the original phrase but uses "found" instead of "available".
Rarely available
Emphasizes the scarcity of availability.
Seldom accessible
Highlights the infrequency of being able to access something.
Occasionally obtainable
Focuses on the possibility of obtaining something, but not often.
Not readily accessible
Indicates that something is not easily obtained or used.
Hard to come by
Suggests difficulty in finding or acquiring something.
Sparingly provided
Implies that something is given or supplied in small amounts or at infrequent intervals.
Uncommon to find
Highlights the unusual nature of encountering or locating something.
Rarely encountered
Suggests that something is not often experienced or met.
Scarcely present
Indicates that something is almost never seen or present.
FAQs
How can I use "infrequently available" in a sentence?
You can use "infrequently available" to describe resources or services that are not readily accessible. For example, "The specialist's expertise is "infrequently available" in rural areas".
What are some alternatives to "infrequently available"?
Alternatives include "rarely available", "seldom accessible", or "not readily accessible" depending on the context.
Is it correct to say "unfrequently available" instead of "infrequently available"?
"Unfrequently available" is not a standard or grammatically correct phrase. It's better to use ""infrequently available"", which is widely accepted and understood.
What is the difference between "infrequently available" and "unavailable"?
"Infrequently available" means something exists but is not easily or regularly accessed, while "unavailable" means it does not exist or cannot be accessed at all.
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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested