D defs.my
Entry 1 sense Webster, 1913

Sphragistics

· Sphra·gis·tics · IPA /sfrəˈd͡ʒɪstɪks/
01 n. The science of seals, their history, age, distinctions, etc., esp. as verifying the age and genuiness of documents.
  1. 1.
    The science of seals, their history, age, distinctions, etc., esp. as verifying the age and genuiness of documents.