Usage History of 'improver'

The following chart shows how frequently 'improver' appeared in printed materials over time. For example, the word 'improver' occurred 2 times in books in 1600 and 5,184 times in 2008. From 1600 to 2008, the word 'improver' was used a total of 142,742 times in books scanned by Google. See Reference: Google Ngram project.

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