Sinonim extension course

English Thesaurus

1. a course offered as part of an extension service (noun.act)

hypernym	:	class, course, course of instruction, course of study,
definition	:	education imparted in a series of lessons or meetings (noun.act)

part meronym	:	extension, extension service, university extension,
definition	:	an educational opportunity provided by colleges and universities to people who are not enrolled as regular students (noun.act)