- improve on,
Origin of improvement
Examples from the Web for improvement
And this constitutes a bit of an improvement over 10 or 20 years ago.
This is an improvement on the Permanent International Peace Bureau, Charles Albert Gobat, and Ludwig Quidde.Up To A Point: What We Really Need Is a Nobel War Prize|P. J. O’Rourke|October 11, 2014|DAILY BEAST
To say that the past few years have been a watershed period of improvement for LGBT America is an understatement.
No one will deny these schools' sexual assault responses are in need of scrutiny and improvement.
The women with the most severe symptoms experienced the most striking improvement; still others showed no improvement al all.
The General had a quick eye to see where improvement could be introduced, and his energy never flagged.From Slave to College President|Godfrey Holden Pike
The day dragged slowly to its close, and no rest came to the sufferer, nor sign of improvement to relieve our anxiety.A Crystal Age|W. H. Hudson
The imagination hardly keeps pace with the progress of population, improvement, and civilization.Select Speeches of Daniel Webster|Daniel Webster
There is reason to hope that the fall in 1935 means an improvement in the general situation.
By those voyages the seeds of various kinds of knowledge and improvement were at different times imported into England.
mid-15c., enprowment "management of something for profit," from Anglo-French emprowement, from emprouwer "turn to profit" (see improve). Meaning "betterment; amelioration" is from 1640s. Meaning "buildings, etc. on a piece of property" is from 1773. Related: Improvements.