instability
noun
in·sta·bil·i·ty
ˌin(t)-stə-ˈbi-lə-tē 
: the quality or state of being unstable
especially
: lack of emotional or mental stability
Examples of instability in a Sentence
Investors are worried about the current instability of the stock market.
The patient has a history of emotional instability.
Recent Examples on the Web
In later stages there may be instability of the joints of the foot and deformities.
—
Isabel Casimiro, Verywell Health, 22 May 2025
Google started looking into nuclear energy after realizing renewables were potentially causing instability on the grid, said Caroline Golin, Google’s global head of energy market development.
—Spencer Kimball, CNBC, 21 May 2025
The share of Americans worried about a recession dropped to 69 percent, down from 76 percent, while concerns over stock market instability fell from 67 percent to 60 percent.
—Martha McHardy, MSNBC Newsweek, 20 May 2025
The country has had political violence and instability since then, with civilian deaths, abductions and displacements as recently as 2024, according to the Council on Foreign Relations.
—Eduardo Cuevas, USA Today, 20 May 2025
See All Example Sentences for instability
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Isabel Casimiro, Verywell Health, 22 May 2025
Google started looking into nuclear energy after realizing renewables were potentially causing instability on the grid, said Caroline Golin, Google’s global head of energy market development.
—Spencer Kimball, CNBC, 21 May 2025
The share of Americans worried about a recession dropped to 69 percent, down from 76 percent, while concerns over stock market instability fell from 67 percent to 60 percent.
—Martha McHardy, MSNBC Newsweek, 20 May 2025
The country has had political violence and instability since then, with civilian deaths, abductions and displacements as recently as 2024, according to the Council on Foreign Relations.
—Eduardo Cuevas, USA Today, 20 May 2025
See All Example Sentences for instability
Cite this Entry
“Instability.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/instability. Accessed 1 Jun. 2025.
Copy CitationKids Definition
instability
noun
in·sta·bil·i·ty
ˌin(t)-stə-ˈbil-ət-ē
: the quality or state of being unstable
Medical Definition
instability
noun
in·sta·bil·i·ty
ˌin(t)-stə-ˈbil-ət-ē
plural instabilities
: the quality or state of being unstable
especially
: lack of emotional or mental stability
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