A definition and discussion. Is adult education a practice or a program? A methodology or an organization? A ‘science’ or a system? A process or a profession? Is adult education different from continuing education, vocational education, higher education? Does adult education have form and substance, or does it merely permeate through the. Adult learning synonyms, Adult learning pronunciation, Adult learning translation, English dictionary definition of Adult learning. Noun 1. adult education - a course for adults who are not otherwise engaged in formal study course, course of instruction, course of study, class -.