D defs.my
Entry 3 senses Webster, 1913

Accede

/ăk-sēd'/ · Ac·cede · IPA /əkˈsiːd/
01 v. i. To approach; to come forward; -- opposed to recede.
imp. & p. p. Acceded; p. pr. & vb. n. Acceding
  1. 1.
    To approach; to come forward; -- opposed to recede.[Obs.]
  2. 2.
    To enter upon an office or dignity; to attain.
    “Edward IV., who had acceded to the throne in the year 1461.” — T. Warton.
    “If Frederick had acceded to the supreme power.” — Morley.
  3. 3.
    To become a party by associating one's self with others; to give one's adhesion. Hence, to agree or assent to a proposal or a view; as, he acceded to my request.
    “The treaty of Hanover in 1725 . . . to which the Dutch afterwards acceded.” — Chesterfield.