Your Cheatin' Heart (film) Your Cheatin' Heart is a 1964 musical directed by Gene Nelson, starring George Hamilton as country singer Hank Williams. It co-stars Susan Oliver and Red Buttons.
Psychology is the science of the mind and behavior. The word psychology comes from the Greek word psyche meaning breath, spirit, soul, and the Greek word logia meaning the study of something. Experts say that the approach to psychology is not that different to other sciences.
Full Definition of PSYCHOLOGY. 1. : the science of mind and behavior. 2. a: the mental or behavioral characteristics of an individual or group b: the study of mind and behavior in relation to a particular field of knowledge or activity. 3. â psyÂ·cholÂ·oÂ·gist \-jist\ noun. See psychology defined for English-language learners.