ab·di·cate (āb'dĭ-kāt') v.
ab·di·cat·ed, ab·di·cat·ing, ab·di·cates
v.
tr. To relinquish (power or responsibility) formally. v.
intr. To relinquish formally a high office or responsibility.
[Latin abdicāre, abdicāt-, to disclaim : ab-, away; see ab-1 + dicāre, to proclaim; see deik- in Indo-European roots.] ab'di·ca·ble (-kə-bəl) adj., ab'di·ca'tion n., ab'di·ca'tor n.