D defs.my
Entry 1 sense Webster, 1913

Surrogation

/sẽr-əg-āsh'-ən/ · Sur·ro·ga·tion · IPA /sərəɡˈeɪʃən/
01 n. The act of substituting one person in the place of another.
  1. 1.
    The act of substituting one person in the place of another.[R.]