/uy"seuh goh'jee, uy'seuh goh"jee/ , n.
1. an introduction, esp. a scholarly introduction to a field of study or research.
2. isagogics.
[ 1645-55; isagoga eisagogé, equiv. to eiság ( ein ) to introduce ( eis- into + ágein to lead) + -oge verbid n. suffix ]