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. 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.
Syn: To agree; assent; consent; comply; acquiesce; concur.