increase

1 of 2

verb

in·​crease in-ˈkrēs  ˈin-ˌkrēs 

increased; increasing

intransitive verb

1

: to become progressively greater (as in size, amount, number, or intensity)

2

: to multiply by the production of young

transitive verb

1

: to make greater : augment

2

obsolete : enrich

increasable

in-ˈkrē-sə-bəl 

ˈin-ˌkrē-

adjective

increaser noun

increase

2 of 2

noun

in·​crease ˈin-ˌkrēs  in-ˈkrēs 

1

: the act or process of increasing: such as

a

: addition or enlargement in size, extent, or quantity

b

obsolete : propagation

2

: something that is added to an original stock or amount by augmentation or growth (such as offspring, produce, profit)

Phrases

on the increase

: becoming greater (as in size, number, or amount) : increasing

crime is on the increase

Synonyms

Verb

• expand
• boost
• augment
• raise
• multiply
• extend
• enhance

Noun

• boost
• gain
• addition
• raise
• rise

Choose the Right Synonym for increase

increase, enlarge, augment, multiply mean to make or become greater.

increase used intransitively implies progressive growth in size, amount, or intensity

his waistline increased with age

; used transitively it may imply simple not necessarily progressive addition.

increased her landholdings

enlarge implies expansion or extension that makes greater in size or capacity.

enlarged the kitchen

augment implies addition to what is already well grown or well developed.

the inheritance augmented his fortune

multiply implies increase in number by natural generation or by indefinite repetition of a process.

with each attempt the problems multiplied

Examples of increase in a Sentence

Verb

The house increased in value.

She increased her wealth substantially.

Noun

an increase in life expectancy

The employees expect some increase in wages.

The construction will probably cause some increase in traffic delays.

The report showed increases of between 20 and 30 percent.

an increase of three dollars

Recent Examples on the Web

Verb

Decades of research and studies in agriculture have increased production across all crops in the U.S., said James, and cannabis can adopt those same technologies. —Julie Weed, Forbes.com, 26 July 2025

David Swartz, analyst with Morningstar who monitors Kohl’s, told the Milwaukee Journal Sentinel, part of the USA TODAY network, that Kohl’s share price has been steadily increasing in recent months. —Sara Chernikoff, USA Today, 25 July 2025

Noun

Certain travel agencies have seen a decline in travel as the cost of living increases. —Leah Olajide, Freep.com, 27 July 2025

The likelihood of lightning increases as a thunderstorm gets closer and reaches its highest point when the storm is directly overhead. —Ca Weather Bot, Sacbee.com, 26 July 2025

Word History

Etymology

Verb

Middle English encresen, from Anglo-French encreistre, from Latin increscere, from in- + crescere to grow — more at crescent

First Known Use

Verb

14th century, in the meaning defined at intransitive sense 1

Noun

14th century, in the meaning defined at sense 1

Phrases Containing increase

• on the increase

Rhymes for increase

• apiece
• aris
• assise
• caprice
• cerise
• decease
• decrease
• eyepiece
• facepiece
• handpiece
• headpiece
• mouthpiece

Kids Definition

increase

1 of 2 verb

in·​crease in-ˈkrēs  ˈin-ˌkrēs 

increased; increasing

1

: to make or become greater

increase speed

skill increases with practice

2

: to become more numerous by the production of young

increase

2 of 2 noun

in·​crease ˈin-ˌkrēs  in-ˈkrēs 

1

: the act of increasing

2

: something added (as by growth)