An educational course offered by a correspondence school.
Correspondence-course Sentence Examples
In its online correspondence course for wedding and event planning, the U.S. Career Institute instructs students on how to plan and organize small events and weddings as well as large conventions, trade shows, and fundraisers.
United Kingdom-based Stonebridge Associated Colleges offers a detailed correspondence course in calligraphy.
Also based in Great Britain, the calligraphy correspondence course offered by The Society of Scribes and Illuminators has been around since 1987 and has recently been totally revised.