centrovert

— These seven basic classes form the range of human body chemistry. And, of the seven, the basic three classes are vayu-dominated, pitta-dominated and kapha-dominated. This triad corresponds rather closely to the ectomorph-mesomorph-endomorph system of physiological classification (somatotypes) worked out by the American psychologist William Shelton, and with the extrovert-centrovert-introvert system of psychological classification evolved by the Swiss psychotherapist Carl Gustav Jung.