English
readograph
From read + -o- + -graph.
Formed from read + -o- + -graph
Proto-Indo-European *Hreh₁dʰ- ‘to think, arrange’
…
Proto-Germanic *rēdaną ‘advise’
Proto-West Germanic *rādan ‘to advise’
Old English rǣdan ‘to counsel’
Middle English reden ‘to counsel’
English read
Today it means
noun A backlit sign on which are placed moveable letters spelling out messages - typically used over the entrance of a cinema to indicate what shows are playing.
Language periods are conventional ranges, not dates for this word.
Etymograph / readograph