2
: of, relating to, or constituting a cause
the causal agent of a disease
3
: involving causation or a cause : marked by cause and effect
a causal link
evidence suggests that there is a strong causal relationship between an individual's experiences with his parents and his later capacity to make affectional bonds—
G. A. Miller
G. A. Miller4
: arising from a cause
a causal development
Examples of causal in a Sentence
No causal connection between the events was found.
There is a causal link between poverty and crime.
Recent Examples on the Web
The other two experiments involved the use of a lucky charm, and the authors concluded there is a causal effect between performance and the sense that good luck had been activated.
—Emilie Le Beau Lucchesi, Discover Magazine, 2 Oct. 2024
Although a causal effect between social media use and teen mental health has not been demonstrated, public health officials and parents particularly should not shy away from addressing social media use in our youth.
—Omer Awan, Forbes, 15 Sep. 2024
The whole organism then influences all its components in a circular causal loop.
—Andréa Morris, Forbes, 9 Oct. 2024
Though there were no casualties and long range studies were never able to confirm a causal rise in cancer cases in the area, Three Mile Island was the worst US commercial nuclear accident and arguably the third worst in the world after the later Chernobyl and Fukushima incidents.
—David Szondy, New Atlas, 22 Sep. 2024
See all Example Sentences for causal 
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Emilie Le Beau Lucchesi, Discover Magazine, 2 Oct. 2024
Although a causal effect between social media use and teen mental health has not been demonstrated, public health officials and parents particularly should not shy away from addressing social media use in our youth.
—Omer Awan, Forbes, 15 Sep. 2024
The whole organism then influences all its components in a circular causal loop.
—Andréa Morris, Forbes, 9 Oct. 2024
Though there were no casualties and long range studies were never able to confirm a causal rise in cancer cases in the area, Three Mile Island was the worst US commercial nuclear accident and arguably the third worst in the world after the later Chernobyl and Fukushima incidents.
—David Szondy, New Atlas, 22 Sep. 2024
See all Example Sentences for causal
Dictionary Entries Near causal
Cite this Entry
“Causal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/causal. Accessed 22 Nov. 2024.
Copy CitationKids Definition
causal
adjective
caus·al
ˈkȯ-zəl 
: of, relating to, or being a cause
Legal Definition
causal
adjective
caus·al
ˈkȯ-zəl
1
: of, relating to, or constituting a cause
causal negligence
2
: involving causation or a cause
no causal relationship between driving without insurance and the accident—National Law Journal
National Law Journala causal link exists between the deceptive act and the injury—National Law Journal
National Law Journal3
: arising from a cause
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