(also called Emotion).— A movement of the sense appetite in response to a particular, concrete good apprehended by the estimative or cogitative sense power, which consider the known object under aspects that are relevant to the suitability or non-suitability of the appended goods in question. Such passions are divided into concupiscible and irascible, insofar as the object of the movement is grasped respectively as being simply good or evil (concupiscible) or arduously good or evil (irascible).