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
either provided that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "either provided that" is correct and usable in written English.
It is typically used to introduce a condition or stipulation that must be met for something to happen or be true. Example: "You can attend the event either provided that you register in advance."
✓ Grammatically correct
Science
News & Media
Alternative expressions(16)
either or terms
on the condition that
either or country
conditional alternatives
either provided the
one condition or another
either or condition
a binary condition
either or state
assuming that
as long as
contingent circumstances
alternative conditions
mutually exclusive conditions
under certain conditions
this condition or that
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
1 human-written examples
For intron inclusion, both junction-spanning and read-abundance-based reads are useful and a variant can readily be validated with either, provided that the variant-containing experimental sample(s) show a statistically significant increase in the presence of either form of intron inclusion corroborating reads.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
This model is also capable of considering any pore structure, either sandstone or carbonate, provided that appropriate lattice resolution is assigned.
I provided that".
News & Media
Teaching certainly provided that challenge.
News & Media
Perhaps the politician provided that instead.
News & Media
"By provoking Israel, Hezbollah provided that opportunity".
News & Media
Ban has certainly provided that cure.
News & Media
Walker explains that to ensure citizens don't use more than their fair share of space, cities can either provide vehicles that are only marginally bigger than a human body, i.e. bikes and scooters, or have many people share large-scale vehicles, i.e. mass transit.
News & Media
Presumably Cruz is using "socialized medicine" as a euphemism for any kind of universal health insurance -- in other words, any system in which the government guarantees health insurance to all people, either by providing that coverage directly or through some kind of private intermediaries.
News & Media
The processors run the tasks that are either provided by developers or obtained from a standard operator library (e.g., selection, join, sort).
The study was conducted with male and female C57BL/6J mice housed in isolation or in groups that were either provided or withheld enrichment during adolescence.
Science
Expert writing Tips
Best practice
When using "either provided that", ensure that the sentence clearly outlines the alternative conditions being presented. Clarity is key to avoid ambiguity.
Common error
Avoid using "either provided that" when the alternatives are not grammatically parallel. Ensure that both options introduced by "either" are of the same type (e.g., both clauses, both phrases).
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "either provided that" functions as a conditional conjunction, introducing alternative requirements or conditions that must be met for a particular outcome or situation to occur. According to Ludwig AI, it is a correct usage.
Frequent in
Science
50%
News & Media
50%
Formal & Business
0%
Less common in
Academia
0%
Wiki
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "either provided that" serves as a conditional conjunction, introducing alternative requirements. As verified by Ludwig AI, it is grammatically sound, although its use is relatively rare. When employing this phrase, ensure clear and parallel construction of the alternative conditions to avoid ambiguity. "Either provided that" is more formal than a simple "if" and suits contexts requiring precision. While it is correct, as Ludwig AI confirms, the phrase's infrequency suggests considering more common alternatives for broader readability.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
on the condition that either
Emphasizes the conditional aspect more strongly.
as long as either
Indicates a duration or extent of the condition.
provided either
A shorter, slightly less formal variant.
given that either
Highlights the assumption upon which something is based.
assuming that either
Focuses on the hypothetical nature of the condition.
in the event that either
Specifies a particular circumstance where the condition applies.
subject to either
Indicates that the action is dependent on certain factors.
contingent on either
Highlights the dependence of one thing on another.
if either
A more direct and common conditional phrase.
so long as either
Similar to "as long as", but with a slightly archaic tone.
FAQs
How can I use "either provided that" in a sentence?
Use "either provided that" to introduce alternative conditions for something to be true or valid. For example, "The experiment will proceed, "either provided that" the funding is secured or an alternative source of support is identified."
What are some alternatives to "either provided that"?
Alternatives include "on the condition that", "as long as", or "assuming that". The best choice depends on the specific context and desired emphasis.
Is it more formal to say "either provided that" or "if"?
"Either provided that" is generally more formal than a simple "if". Use "either provided that" in situations where you want to emphasize the conditional nature of the statement and outline alternative requirements.
What's the difference between "provided that" and "either provided that"?
"Provided that" introduces a single condition, whereas ""either provided that"" introduces two or more alternative conditions, only one of which needs to be met.
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