Found 2 items, similar to onomancy.
English → English (WordNet) Definition: onomancy onomancy n : divination by the letters of a name
English → English (gcide) Definition: onomancy onomancy \on"o*man`cy\, n. [Gr. 'o`noma name + -mancy. Cf. Nomancy.] Divination by the letters of a name; nomancy. [R.] --Camden. [1913 Webster]