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

Her adolescence coincided with a period of severe economic and political crisis in Peru, as the government grappled with hyperinflation, institutional instability, and an internal conflict with insurgent groups such as the Shining Path, alongside controversial counterinsurgency measures. —Encyclopedia Britannica, 2 May 2026

That’s the road in a banana republic to high or even hyperinflation. —Emma Hinchliffe, Fortune, 28 Apr. 2026

While moderate inflation is completely normal and even signifies a strong economy, a high inflation rate—or hyperinflation—means that the value of our money has gone down. —Erica Jackson Curran, Parents, 2 Mar. 2026

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

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)