any one of numerous emotional or mental conditions, like hypochondria or neurasthenia, as a result of no obvious organic lesion or change and involving symptoms such as insecurity, anxiety, depression, and irrational concerns, but without psychotic symptoms such as for instance delusions or hallucinations. No longer in medical use.
A mental disorder, less serious than psychosis, marked by anxiety or worry
a practical nervous love or condition, this is certainly, an ailment associated with nerves with no appreciable change of neurological structure.
a mental or psychological disorder that affects only part of the personality, and requires less distorted perceptions of truth than a psychosis. As found in medication, anxiety is a prominent attribute, in addition to problem is associated with psychosomatic signs. Phobias and compulsive behavior are common types.
A nervous illness without recognizable anatomical lesion, as epilepsy, hysteria, neuralgia, etc.
In neurology, a process of nervous excitation: used hence generally only towards psychosis, a mental procedure.
a mental or personality disruption perhaps not due to any understood neurological or organic disorder