sociopath

UK: /ˈsəʊsiəpæθ/

US: /ˈsoʊsiəˌpæθ, ˈsoʊʃi-/

US: (sō′sē ə path′, sō′shē-)

WordReference Random House Learner's Dictionary of American English © 2025

so•ci•o•path /ˈsoʊsiəˌpæθ, ˈsoʊʃi-/   n. [countable]

1. Pathology a person, such as a psychopath, whose behavior is antisocial and who lacks a sense of moral responsibility or social conscience.

See -soc-, -path-.

WordReference Random House Unabridged Dictionary of American English © 2025

so•ci•o•path  (sō′sē ə path′, sō′shē-), n. [Psychiatry.]

1. Pathology a person, as a psychopathic personality, whose behavior is antisocial and who lacks a sense of moral responsibility or social conscience.

• 1940–45; socio- + -path

so′ci•o•path′ic, adj. 
so•ci•op•a•thy  (sō′sē op′ə thē, sō′shē-), n. 

Collins Concise English Dictionary © HarperCollins Publishers::

sociopath / ˈsəʊsɪəˌpæθ/ noun

1. (no longer in technical use) a person with a severe antisocial personality disorder, usually characterized by erratic behaviour and fits of rage
   Compare psychopath1

ˌsocioˈpathic adjective

sociopathy / ˌsəʊsɪˈɒpəθɪ/ noun