psychobiology: Meaning and Definition of

psy•cho•bi•ol•o•gy

1. the use of biological methods to study normal and abnormal emotional and cognitive processes, as the anatomical basis of memory or neurochemical abnormalities in schizophrenia.
2. the branch of biology dealing with the relations or interactions between body and behavior, esp. as exhibited in the nervous system, receptors, effectors, or the like.