A vocation (from Latin vocātiō, meaning a call, summons) is an occupation to which a person is specially drawn or for which she/he is suited, trained, or qualified. Though now often used in non-religious contexts, the meanings of the term originated in Christianity.alvinism developed complex ideas about different types of vocations of the first type, connected with the concepts of Predestination, Irresistible grace, and the elect. There are the vocatio universalis, the vocatio specialis, only extended to some.