What does "degrowth" mean?

A negative growth (i.e. a reduction) of an economy or a population.

Degrowth

noun

noun ·Rare ·Advanced level

Noun

1
A negative growth (i.e. a reduction) of an economy or a population. countable, uncountable
2
A political, economic, and social movement based on ecological economics and anticonsumerist and anticapitalist ideas. countable, uncountable

From de- + growth, a calque of French décroissance.