If you refer to a dysfunction in something such as a relationship or someone's behaviour, you mean that it is different from what is considered to be normal.
[formal]
...his severe emotional dysfunction was very clearly apparent.
2. variable noun
If someone has a physical dysfunction, part of their body is not working properly.
[medicine]
...kidney and liver dysfunction.
dysfunction in British English
(dɪsˈfʌŋkʃən)
noun
1. medicine
any disturbance or abnormality in the function of an organ or part
2.
(esp of a family) failure to show the characteristics or fulfil the purposes accepted as normal or beneficial
dysfunction in American English
(dɪsˈfʌŋkʃən)
noun
abnormal, impaired, or incomplete functioning, as of a body organ or part
Examples of 'dysfunction' in a sentence
dysfunction
I know that their friendship, despite its dysfunction, was stronger than Lee's friendship with me?
Vanessa Jones THE KINDEST USE A KNIFE (2002)
No, my pattern is to pick a different dysfunction every time, discover it, and run away as fast as I can.