Deltiology
/ˌdɛltɪˈɒlədʒɪ/ noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 The study and collection of postcards. uncountable
Etymology
Formed by suffixing the Ancient Greek δελτίον (deltíon) (deltion; the diminutive form of δέλτος (déltos), deltos, “writing tablet”) with the English -logy.