|prezə|denchəl sometimes (ˈ)prez|- adjective
Etymology: Medieval Latin praesidentialis, from praesidentia presidency + Latin -alis -al — more at presidency
1.
a. : of, relating to, or exercised by a president
a man of presidential stature — New York Times
presidential patronage
presidential aide
presidential policy
b. : of or relating to the election of a president
presidential campaign
presidential convention
c. : performing functions delegated by or under the authority of a president
presidential agent
presidential commission
2. obsolete : having the function of presiding or watching over
govern them … by a presidential angel — Robert Gell
3. : of, based upon, or having the characteristics of presidential government
presidential system
presidential republic