Meaning

noun the visible part of a television transmission

noun a recording of both the visual and audible components (especially one containing a recording of a movie or television program)

noun (computer science) the appearance of text and graphics on a video display

originEtymology tree Proto-Indo-European *weyd- Proto-Indo-European *-éh₁ti Proto-Indo-European *-yeti Proto-Indo-European *-éh₁yeti Proto-Indo-European *widéh₁yeti Proto-Italic *widēō Latin videōbor. English video From the root vide of Latin videō (“to see”) + -o, formed in analogy to audio.

Etymology from Wiktionary, CC BY-SA 3.0