Meaning of “increase” in the English Dictionary

"increase" in British English

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increaseverb [ I or T ]

uk /ɪnˈkriːs/ us /ɪnˈkriːs/

B1 to (make something) become larger in amount or size:

Incidents of armed robbery have increased over the last few years.
The cost of the project has increased dramatically/significantly since it began.
Gradually increase the temperature to boiling point.
Increased/Increasing efforts are being made to end the dispute.

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increasenoun [ C or U ]

uk /ˈɪn.kriːs/ us /ˈɪn.kriːs/

B2 a rise in the amount or size of something:

price/tax increases
There were 39,000 new cases last year - an increase of six percent.
Any increase in production would be helpful.
on the increase

C1 increasing:

Homelessness is on the increase in many cities.

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(Definition of “increase” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"increase" in American English

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increaseverb [ I/T ]

us /ɪnˈkris, ˈɪn·kris/

to become or make something larger or greater:

[ T ] They’ve increased the price of gas by two cents a gallon.
[ I ] Pressure is increasing to make health insurance more widely available.

increasenoun [ C/U ]

us /ˈɪn·kris/

the act of becoming larger or greater or of making something larger or greater:

[ C ] There was a slight increase in unemployment last month.
Homelessness is on the increase (= increasing) in many cities.

(Definition of “increase” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"increase" in Business English

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increaseverb [ I or T ]

uk /ɪnˈkriːs/ us

to become larger in amount or size, or to make something do this:

increase by sth Sales have increased by 10%.
increase to sth Our gross margin increased to 24%.
increase in price/size/value Over the past two years the department has increased in size.
the number/rate/level increases Staffing numbers increase during the summer months.
increase gradually/slowly/steadily Bookings are increasing steadily.
Interest rates have increased slightly.
increase dramatically/rapidly/significantly The volume of work has increased dramatically.
increase efficiency/production/productivity The new measures are intended to increase efficiency.
to increase costs/prices/sales
This process greatly increases manufacturing speeds.
increasing
adjective

An increasing number of customers shop online.
increasingly
adverb

Borrowers are becoming increasingly aware of their options, and tend to shop around.

increasenoun [ C or U ]

uk /ˈɪnkriːs/ us

a situation in which the number, size, or amount of something gets bigger:

a pay/price/tax increase Customers stocked up, anticipating a January price increase.
an increase in sth Businesses are facing a 12% increase in energy costs.
an increase of sth Revenue last year was $347 million, an increase of 26%.
a dramatic/significant/substantial increase
a small/slight/steady increase
See also
on the increase

increasing:

Credit card fraud is on the increase.

(Definition of “increase” from the Cambridge Business English Dictionary © Cambridge University Press)