eschatologyPronunciation: /ˌɛskəˈtɒlədʒi/Definition of eschatology noun [mass noun] the part of theology concerned with death, judgement, and the final destiny of the soul and of humankind: Christian hope is concerned with eschatology, or the science of last thingsDerivatives eschatologicalPronunciation: /-təˈlɒdʒɪk(ə)l/ adjective eschatologist noun Origin: mid 19th century: from Greek eskhatos 'last' + -logyeschatology in other Oxford dictionaries Definition of eschatology in the US English dictionary