D defs.my
Entry 1 sense Webster, 1913

Coadunation

· Co·ad·u·na·tion · IPA /kəʊˌædjʊˈneɪʃən/
01 n. Union, as in one body or mass; unity.
  1. 1.
    Union, as in one body or mass; unity.
    “The coadunation of all the civilized provinces.” Coleridge.