a mental disorder in which an individual manifests amoral and antisocial behavior, lack of ability to love or establish meaningful personal relationships, extreme egocentricity, failure to learn from experience, etc
2.
any mental disease
Word origin
[1840–50; psycho- + -pathy]This word is first recorded in the period 1840–50. Other words that entered Englishat around the same time include: creationism, dope, layout, sensationalism, warmuppsycho- is a combining form representing psyche (psychological) and psychological (psychoanalysis) in compound words. Other words that use the affix psycho- include: psychochemical, psychometry, psychosomatic, psychotechnology, psychotherapy; -pathy is a combining form occurring in loanwords from Greek, where it meant “suffering,”“feeling” (antipathy; sympathy). In compound words of modern formation, -pathy is often used with the meaning “morbid affection,” “disease” (arthropathy; deuteropathy; neuropathy; psychopathy), and hence used also in names of systems or methods of treating disease (allopathy; homeopathy; hydropathy; osteopathy)
Examples of 'psychopathy' in a sentence
psychopathy
I scored at the top end in tests for psychopathy.
Times, Sunday Times (2013)
Lecter is a psychiatrist and, of course, has enhanced his own psychopathy.
Times, Sunday Times (2013)
The word 'psychopathy' isn't often used in occupational psychology.
Times, Sunday Times (2014)
Power corrupts, but in the absence of checks and balances, it also incubates psychopathy.
Times, Sunday Times (2018)
Experts say there is no neurological litmus test for psychopathy.
canada.com (2012)
Studies suggest that regular trolling may be associated with personality disorders including psychopathy.
Times, Sunday Times (2017)
Psychopathy is defined as an antisocial personality disorder.
Times, Sunday Times (2017)
It often reveals amazing incompetence and, worse, devious psychopathy.