palaeography
palaeography |ˌpalɪˈɒgrəfi, peɪ - |(US paleography ) ▶noun [ mass noun ] the study of ancient writing systems and the deciphering and dating of historical manuscripts. DERIVATIVES palaeographer noun, palaeographic |-əˈgrafɪk |adjective, palaeographical |-əˈgrafɪk (ə )l |adjective, palaeographically |-əˈgrafɪk (ə )li |adverb