What does "rectangularization" mean?

The conversion of a graph (typically of life expectancy) into a more rectangular form (with a sudden diminution to zero at the upper end)

Rectangularization

noun

noun ·Rare ·Advanced level

Noun

1
The conversion of a graph (typically of life expectancy) into a more rectangular form (with a sudden diminution to zero at the upper end) countable, uncountable

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