# psychopathology

> English word · Noun · IPA /ˌsaɪ̯kɒpəˈθɒlədʒɪ/ · frequency rank #54,417

## Definitions
1. The study of the origin, development, diagnosis and treatment of mental and behavioural disorders.
2. A mental or behavioral disorder.

## Etymology
From psycho- + pathology.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/psychopathology