選せん択たく授じゅ業ぎょう

noun

elective class; optional course

Refers to a class or course that students can choose to take, as opposed to a required class.

• 来らい学がっ期きは選せん択たく授じゅ業ぎょうで心しん理り学がくを取とるつもりです。

  Next semester I plan to take psychology as an elective class.