lecture materials; handouts; course materials
Refers to printed or digital materials distributed in a lecture or class, such as slides, handouts, or supplementary readings.
Lecture materials will be distributed online.
Please print out the lecture materials and bring them.
教材 is a broader term for teaching materials in general, while 講義資料 specifically refers to materials used in lectures.
レジュメ often refers to a summary handout or outline for a lecture, which can be a subset of 講義資料.
Compound of 講義 (lecture) and 資料 (materials, data).