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

Likewise, the permacrisis in the economy, which endured despite Caracas’ introduction of a national crypto currency, the Petro, to bypass US sanctions, or the central bank’s removal of five zeros from the national currency, the Bolivar, to subdue hyperinflation. —Stefano Pozzebon, CNN Money, 17 Feb. 2026

The resulting price spikes are starting to look a bit like the Weimar Republic’s hyperinflation. —Bloomberg Wire, Dallas Morning News, 16 Feb. 2026

Even so, petroleum was still a lifeline for a nation mired in more than a decade of economic, political and social tumult marked by mass emigration, hyperinflation and a near-ubiquitous sense of despair. —Mery Mogollón, Los Angeles Times, 15 Feb. 2026

The resulting price spikes are starting to look a bit like the Weimar Republic’s hyperinflation. —Debby Wu, Fortune, 15 Feb. 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)