hyperinflation

noun

hy·​per·​in·​fla·​tion ˌhī-pər-in-ˈflā-shən 

: extreme or excessive inflation: such as

a

: excessive distension with air or gas

hyperinflation of the lungs

b

: extreme economic inflation with prices rising at a very high rate in a very short time

But the policy also fueled hyperinflation that experts say left Iran's economy weaker in the long run.

—Ramin Mostaghim

also : a period of such inflation

While every company may employ any of a variety of cash investment options during hyperinflation, every successful company has one policy in common …

—Gerald Swanson

hyperinflationary

ˌhī-pər-in-ˈflā-shə-ˌnər-ē 

adjective

Examples of hyperinflation in a Sentence

Recent Examples on the Web

Over four decades, Steve Hanke has pursued a worldwide quest to tame the hyperinflation that so frequently ravages developing nations. — Shawn Tully, Fortune, 20 Aug. 2026

Like many Latin American countries during this period, Bolivia struggled with hyperinflation, rising foreign debt, and declining revenues from commodity exports, particularly the collapse of the tin-mining industry. — Encyclopedia Britannica, 19 Aug. 2026

Russia, like Turkey, suffered from hyperinflation in the 1990s and much of its population plunged into poverty. — Literary Hub, 30 July 2026

The team’s dramas coincided with years of wider chaos in the country, as cycles of hyperinflation and bailouts bedevilled its economy. — Ishaan Tharoor, New Yorker, 16 July 2026

Word History

First Known Use

1880, in the meaning defined above

Rhymes for hyperinflation

• abbreviation
• abomination
• acceleration
• accentuation
• accommodation
• accreditation
• acculturation
• accumulation
• acetylation
• adjudication
• administration
• adulteration

Kids Definition

hyperinflation

noun

hy·​per·​in·​fla·​tion -in-ˈflā-shən 

: inflation that increases very quickly over a short period of time

Medical Definition

hyperinflation

noun

hy·​per·​in·​fla·​tion ˌhī-pə-rin-ˈflā-shən 

: excessive inflation (as of the lungs)