psychoneuroimmunology

noun

psy·​cho·​neu·​ro·​im·​mu·​nol·​o·​gy ˌsī-kō-ˌn(y)u̇r-ō-ˌim-yə-ˈnä-lə-jē 

: a branch of medicine that deals with the influence of emotional states (such as stress) and nervous system activities on immune function especially in relation to the onset and progression of disease

Word History

First Known Use

1980, in the meaning defined above

Medical Definition

psychoneuroimmunology

noun

psy·​cho·​neu·​ro·​im·​mu·​nol·​o·​gy -ə-jē 

plural psychoneuroimmunologies

: a field of medicine that deals with the influence of emotional states (as stress) and nervous system activity on immune function especially in relation to their effect on the onset and progression of disease