noun
video recording; video media
Refers to the physical or digital medium on which video is recorded, or video media in general. Often used in technical or archival contexts.
この映像媒体は長期保存に適している。
This video medium is suitable for long-term storage.
映像媒体のデジタル化が進んでいる。
Digitization of video media is progressing.
Compound of 映像 (image, video) and 媒体 (medium). The exact historical derivation is uncertain, but it follows standard Sino-Japanese word formation.