The word "affective" refers to something that affects or influences our emotions, feelings, or moods. It describes how certain things or experiences impact our emotional state. Full definition
Major depression in childhood or adolescence increases the risk of affective disorder in adulthood. (cambridge.org)
It may also provide clues to the winter onset of seasonal affective disorder, as well as seasonal symptom changes noted in psychiatric illnesses such as schizophrenia. (scientificamerican.com)
Hey, this could be the cure for seasonal affective disorder. (whatwouldcathyeat.com)