An adherent of a Gnostic sect founded by Marcus, a follower of Valentinus, in the Rh?ne valley in the 2nd century a.d.
Known mainly from an account by Irenaeus, Bishop of Lyons, in his Adverses omnes Haereses (200).
Late 16th century; earliest use found in William Fulke (d. 1589), theologian and college head. From Byzantine Greek Μαρκ?σιο? follower of Marcus + -an.
Of, resembling, or characteristic of Ferdinand Marcos or his (authoritarian) rule.
1980s; earliest use found in Valley Independent (Pennsylvania). From the name of Ferdinand Edralin Marcos, head of state in the Philippines 1966–86 + -ian; in some later uses, from the name of his widow, Imelda Romuáldez Marcos (b. 1929), member of the Philippine House of Representatives + -ian.