Improve Definition

ĭm-pro͝ov

improved, improves, improving

verb

improved, improves, improving

To use profitably or to good advantage.

To improve one's leisure by studying.

Webster's New World

To raise to a better quality or condition; make better.

Webster's New World

To increase the productivity or value of (land or property).

Improved the house by adding a bathroom.

American Heritage

To become better in quality or condition.

Webster's New World

To make (land or structures) more valuable by cultivation, construction, etc.

Webster's New World

Synonyms:

Antonyms:

idiom

improve on

Webster's New World

Idioms, Phrasal Verbs Related to Improve

Middle English improwen to enclose land for cultivation from Anglo-Norman emprouwer to turn to profit Old French en- causative pref. (from Latin in- in–²) Old French prou profit (from Late Latin prōde advantageous proud)

From American Heritage Dictionary of the English Language, 5th Edition
From Anglo-Norman emprouwer, from Old French en- + prou (“profit”), from Vulgar Latin prode (“advantageous, profitable”)

From Wiktionary