improve

verb

im·​prove im-ˈprüv 

improved; improving

transitive verb

1

a

: to enhance in value or quality : make better

b

: to increase the value of (land or property) by making it more useful for humans (as by cultivation or the erection of buildings)

c

: to grade and drain (a road) and apply surfacing material other than pavement

2

: to use to good purpose

3

archaic : employ, use

intransitive verb

1

: to advance or make progress in what is desirable

2

: to make useful additions or amendments

improvability

(ˌ)im-ˌprü-və-ˈbi-lə-tē 

noun

improvable

(ˌ)im-ˈprü-və-bəl 

adjective

improver noun

Synonyms

• ameliorate
• amend
• better
• enhance
• enrich
• help
• meliorate
• perfect
• refine
• upgrade

Choose the Right Synonym for improve

improve, better, help, ameliorate mean to make more acceptable or to bring nearer a standard.

improve and better are general and interchangeable and apply to what can be made better whether it is good or bad.

measures to further improve the quality of medical care

immigrants hoping to better their lot

help implies a bettering that still leaves room for improvement.

a coat of paint would help that house

ameliorate implies making more tolerable or acceptable conditions that are hard to endure.

tried to ameliorate the lives of people in the tenements

Examples of improve in a Sentence

This operation will greatly improve her chances of survival.

The advertising campaign has improved sales.

Maybe we'll buy a house when our financial situation improves.

Her writing has improved since the beginning of the school year.

The company has been having steadily improving sales.

Recent Examples on the Web

Supporters view McMahon as a capable executive poised to reform a department that Republicans argue has failed to improve American education. —Gordon G. Chang, Newsweek, 4 Mar. 2025

One above all is salicylic acid, renowned for its exfoliating properties that, by promoting cell turnover, improves scalp health by eliminating flaking and enhancing rosemary water's dandruff-alleviating benefits. —Alice Nardiotti, Vogue, 3 Mar. 2025

The swing span has also had operational problems, and the work will improve the swing span. —Sean Krofssik, Hartford Courant, 3 Mar. 2025

Over the course of a year, the AI system improved through iterative development, incorporating crew and customer feedback. —Peter High, Forbes, 3 Mar. 2025

Word History

Etymology

Middle English improuen, emprouen, from Anglo-French emprouer to make profit from, from French en- + pru, prou advantage, from Late Latin prode — more at proud

First Known Use

15th century, in the meaning defined at intransitive sense 2

Phrases Containing improve

• improve on/upon

Rhymes for improve

• approve
• disprove
• remove
• reprove
• disapprove
• groove
• move
• prove

Kids Definition

improve

verb

im·​prove im-ˈprüv 

improved; improving

1

: to make or become better

genetics helps us improve plants

when economic conditions improve

2

: to increase the value of (land or property) by making improvements

3

: to make good use of

improved their time by studying German

4

: to make useful additions or changes

improvable

-ˈprü-və-bəl 

adjective

improver noun