What does "mural" mean?

The MC on the show (introducing new widescreen feature animation) says :
"For the first time on television, you’ll thrill to the magic mural screen."

What is a "mural screen" ?
Is it a big drawing?
Later in the show, he shows some drawings on the wall and also
bring the effect of widescreen.

Please help me!

1 thought on “What does "mural" mean?”

  1. Mur means wall, so a mural means "relating to a wall". It can be a painting on the wall, which is the usual interpretation, but it can refer to anything spread across the wall – like a projection.

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