Definition of syntonic in English:

syntonic

adjective

Psychology
  • 1(of a person) responsive to and in harmony with their environment so that affect is appropriate to the given situation.

    ‘culturally syntonic’
    1. 1.1[in combination] (of a psychiatric condition or psychological process) consistent with other aspects of an individual's personality and belief system.
      ‘this phobia was ego-syntonic’
    2. 1.2dated Relating to or denoting the lively and responsive type of temperament that was considered liable to bipolar disorder.
      See also cyclothymia

Origin

Late 19th century: from German Syntonie state of being syntonic + -ic.

Pronunciation:

syntonic

/sinˈtänik/