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
hypothesise
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "hypothesise" is correct and usable in written English.
It is typically used in academic or scientific contexts when proposing a hypothesis or theory for consideration or testing. Example: "In this study, we hypothesise that increased exercise will lead to improved mental health outcomes."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(6)
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
56 human-written examples
Furthermore, the differences between the two groups increased with age, leading her to hypothesise that knowing and using two languages inhibits the mind's decline.The tests she used rely on a phenomenon known as the Simon effect, in which cognitive clashes cause a person's reaction time to slow down.
News & Media
Mr Pastrana is Colombia's most discredited ex-president for having led the worst government in living memory.Pablo TrujilloRedditch, WorcestershireGame onSIR – In your article about video games, you hypothesise that gaming receives so much flak because of the generation gap and will be taken seriously "when the old are dead" ("Chasing the dream", August 6th).
News & Media
They published their findings in a paper called "Detecting Deceptive Discussions in Conference Calls".Deceptive bosses, it transpires, tend to make more references to general knowledge ("as you know…"), and refer less to shareholder value (perhaps to minimise the risk of a lawsuit, the authors hypothesise).
News & Media
This, some researchers hypothesise, might be encouraged by children inheriting epigenetic patterns appropriate to the diets of their parents but inappropriate to the different, more calorific diets those children are enjoying thanks to the abundance of modern life.The third layer of complexity is one that is only now starting to be explored.
News & Media
More generally, the finding of a "home equity effect" demonstrates empirically that imperfect credit markets affect fertility timing.Since children are both costly and require extra space, the authors hypothesise that increases in property prices will have a "wealth effect" that leads to an increase in fertility rates for existing homeowners.
News & Media
They do not deny the observations that led others to hypothesise dark energy, but they do deny the conclusion.
News & Media
The paper's authors, led by Sarah-Jane Leslie of Princeton university and Andrei Cimpian of the University of Illinois at Urbana-Champaign, hypothesise that the crucial variable is something they call field-specific ability (basically, innate talent)—or, rather, a belief in this quality by those already entrenched in a discipline.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
4 human-written examples
Hypothesising on the issue, Pinelli said, was a slippery slope.
News & Media
"So we're hypothesising".
News & Media
In many parts of Africa, relationships between older men and younger women are one of the main transmitters of HIV.With that in mind, it has often been hypothesised that if teenage girls were given an alternative income one that might, for instance, allow them to stay on at school they would be less likely to get infected.
News & Media
"If some fat lady slips on a canapé and breaks her hip, she doesn't give a rat's ass that this is her boyfriend's cousin's wedding," hypothesises Robert Nuccio of Wedsure, an insurer.
News & Media
Expert writing Tips
Best practice
When using "hypothesise", ensure your hypothesis is testable and falsifiable. This strengthens the scientific rigor of your statement.
Common error
Avoid using "hypothesise" when you actually mean to present a well-established theory. A hypothesis is a preliminary explanation, whereas a theory is a well-substantiated explanation acquired through the scientific method and repeatedly tested and confirmed through observation and experimentation.
Source & Trust
94%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "hypothesise" is as a verb. It is used to express the act of forming a hypothesis or making a tentative assumption based on existing evidence. Ludwig provides numerous examples of this usage in diverse contexts.
Frequent in
News & Media
49%
Science
41%
Formal & Business
10%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "hypothesise" is a verb used to propose a tentative explanation. It's grammatically correct and frequently used in academic, scientific, and news contexts. Ludwig AI confirms that "hypothesise" is commonly used to introduce testable explanations in formal writing. When using "hypothesise", it's crucial to ensure that the proposed hypothesis is testable and distinguishable from a well-established theory. Alternatives like "propose a hypothesis", "speculate", or "theorize" can be used depending on the desired level of formality and context.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
propose a hypothesis
This alternative is more formal and explicit about the action of creating a hypothesis.
theorize
This alternative emphasizes the development of a theoretical framework.
formulate a theory
This alternative is more focused on developing a structured explanation.
put forward a proposition
This alternative suggests a formal statement or assertion for consideration.
advance an idea
This alternative is less formal and more general, suitable for less technical contexts.
posit a possibility
This alternative involves suggesting something as a possible explanation or fact.
conjecture
This alternative implies making a guess based on incomplete information.
speculate
This alternative suggests thinking or wondering about something without firm evidence.
suggest a reason
This alternative is more direct and implies offering a possible cause or explanation.
assume for the sake of argument
This alternative indicates making an assumption for the purpose of discussion or analysis.
FAQs
How do I use "hypothesise" in a sentence?
Use "hypothesise" to introduce a testable explanation for a phenomenon. For example, "Scientists "hypothesise" that increased carbon dioxide levels contribute to global warming".
What are some alternatives to "hypothesise"?
Alternatives include "propose a hypothesis", "speculate", or "theorize" depending on the context and the level of formality required.
Is "hypothesise" the same as "guess"?
No, "hypothesise" is not the same as "guess". To "hypothesise" involves forming a testable explanation based on some initial evidence, while "guess" implies a random or uninformed estimate.
When is it appropriate to use "hypothesise" in writing?
It's appropriate to use "hypothesise" in academic or scientific writing when you are presenting a preliminary explanation that requires further investigation and testing.
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
94%
Authority and reliability
4.6/5
Expert rating
Real-world application tested