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What is the Meaning of “Volatility”?

Volatility
/ˌvɑːləˈtɪlɪti/
noun C1 Tier 4 (Top 10,000 words) formal academic

The quality of changing quickly and in unpredictable ways. When something is unstable and unpredictable, going up and down suddenly.

Definition of Volatility

Quick Meaning of Volatility

The quality of changing quickly and in unpredictable ways. When something is unstable and unpredictable, going up and down suddenly.

Detailed Definition of Volatility

The tendency to change rapidly and unpredictably; the quality of being volatile; instability and fluctuation in prices, moods, situations, or conditions.

How to Pronounce Volatility

IPA: /ˌvɑːləˈtɪlɪti/
vol a til i ty

Stress pattern: oooOo (5-syllable word).

Tip: Stress the third syllable: vah-LAT-uh-luh-tee. The first syllable starts with 'v' sound (not 'w'). Say all five syllables clearly.

Watch out: Learners may stress the first syllable (VOL-a-til-i-ty) or second (vah-LAT-il-i-ty is actually correct, but some say vah-luh-TIL-i-ty stressing third wrong). Correct: vah-LAT-ul-i-tee.

Full pronunciation guide for “volatility” →

Origin and Etymology of Volatility

From Latin 'volatilis' (flying, fleeting). 'Vol-' means 'to fly' (as in volant). Combined with '-ity' suffix in English by 16th century; originally used in chemistry, now widespread in finance and social contexts.

How to Use Volatility in a Sentence

Each example shows “volatility” with a CEFR level so learners can pick examples that match their fluency.

  • “Market volatility increased significantly following the unexpected political election results.”
    C1 academic
  • “The volatility of cryptocurrency prices makes it a risky investment for many traders.”
    C1 formal
  • “Emotional volatility is a symptom that psychiatrists carefully monitor in patients.”
    C1 academic

Synonyms and Antonyms of Volatility

Common Synonyms for Volatility

Smart Synonyms for Volatility — When to Use Each

instability
Broader term; emphasizes lack of steady state
unpredictability
Emphasizes inability to forecast or predict
turbulence
Informal; suggests chaotic, disruptive change

See all synonyms for “volatility” →

Common Collocations with Volatility

These phrases pair with “volatility” in everyday English:

  • market volatility
  • price volatility
  • currency volatility
  • volatility index
  • economic volatility

Common Mistakes When Using Volatility

Even fluent speakers slip up with “volatility”. Here’s how to avoid the most common errors:

✗ Wrong: The volatilities of stock prices concern investors.
✓ Correct: The volatility of stock prices concerns investors. / Stock price volatility concerns investors.
Why: Use singular 'volatility' as an uncountable noun in most academic contexts. Plural 'volatilities' is possible but unusual.
✗ Wrong: Volatility makes people nervous.
✓ Correct: Market volatility makes people nervous. / The volatility of markets makes people nervous.
Why: 'Volatility' needs context. Specify what is volatile (market volatility, price volatility, etc.).
✗ Wrong: He has high volatility in his decisions.
✓ Correct: His decisions show high volatility. / He is volatile in his decisions.
Why: Use the adjective 'volatile' to describe people directly, not the noun 'volatility'. Or use 'volatility' with 'in' or 'of'.

Other Forms of Volatility

Frequently Asked Questions About Volatility

What is the meaning of "Volatility"?

The quality of changing quickly and in unpredictable ways. When something is unstable and unpredictable, going up and down suddenly.

How do you pronounce "Volatility"?

The IPA is /ˌvɑːləˈtɪlɪti/. Stress the third syllable: vah-LAT-uh-luh-tee. The first syllable starts with 'v' sound (not 'w'). Say all five syllables clearly.

What part of speech is "Volatility"?

"Volatility" is a noun at C1 level (Common European Framework).

What are synonyms for "Volatility"?

Common synonyms include instability, unpredictability, fluctuation.

How do you use "Volatility" in a sentence?

For example: "Market volatility increased significantly following the unexpected political election results."

Explore Volatility in Other Tools