intr.v. ac·ced·ed, ac·ced·ing, ac·cedes
1. To give one's consent, often at the insistence of another: accede to a demand. See Synonyms at assent.
2. To arrive at or come into an office or dignity: accede to the throne.
3. To become a party to an agreement or treaty.
[Middle English acceden, to come near, from Latin accēdere, to go near : ad-, ad- + cēdere, to go; see ked- in the Appendix of Indo-European roots.]
ac·cedence (-sēdns) n.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.