- (UK) IPA(key): /ˈɛp.ɪ.dɪim.ɪi.ɒl.ə.dʒi/
- (US) IPA(key): /ˌɛp.ɪˌdi.miˈɒl.ə.dʒi/, /ˌɛp.ɪˌdɛm.iˈɒl.ə.dʒi/
- (sciences) The branch of a science dealing with the spread and control of diseases, viruses, concepts etc. throughout populations or systems.
- (sciences) The epidemiological body of knowledge about a particular thing.
branch of medicine dealing with transmission and control of disease in populations