D defs.my
Entry 2 senses Webster, 1913

Diptych

· Dip·tych · IPA /ˈdɪptɪk/
01 n. Anything consisting of two leaves.
  1. 1.
    Anything consisting of two leaves.(Roman Antiq.)
  2. 2.
    A double catalogue, containing in one part the names of living, and in the other of deceased, ecclesiastics and benefactors of the church; a catalogue of saints.