improve on
IdiomsExample Sentences
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The breakthrough revived the program and led the industry to produce and improve on Compound E, renamed cortisone, yielding medicines such as Merck’s own Decadron.
From The Wall Street Journal ● Sep. 18, 2026
Watching from afar, he believes England have the talent to improve on an erratic 2025-26 campaign.
From BBC ● Sep. 7, 2026
Today’s version would expand and improve on Medicare.
From Los Angeles Times ● Sep. 3, 2026
There were, however, extenuating circumstances, in that he was 12th fastest before failing to improve on a messy final lap hindered by a sub-optimal 'prep' lap which left his tyres out of the 'window'.
From BBC ● Aug. 25, 2026
God had done a wonderful job when he built the Mississippi and there could be no way to improve on what nature had done.
From "Life Is So Good" by George Dawson
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
