Etymograph

English

Joy plot

Blend of Joy Division + plot, from a plot that was made famous by the band Joy Division, who used the plotting of a signal from pulsar CP1919 as the cover image for their 1979 album Unknown Pleasures.

A blend of joy division + plot

Old English plot ‘a plot of ground’

Middle English plot

English plot

The story

Blend of Joy Division + plot, from a plot that was made famous by the band Joy Division, who used the plotting of a signal from pulsar CP1919 as the cover image for their 1979 album Unknown Pleasures.uncertain The source flags this step as uncertain.

Today it means

noun A plot of a repetitive signal, by repeatedly plotting each period on a separate line one under another, to create a pseudo-3D image that appears like a mountainous ridge.

Language periods are conventional ranges, not dates for this word.

Etymograph / Joy plot