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
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.
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.
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“Market volatility increased significantly following the unexpected political election results.”
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“The volatility of cryptocurrency prices makes it a risky investment for many traders.”
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“Emotional volatility is a symptom that psychiatrists carefully monitor in patients.”
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
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
- Noun: volatility
- Verb: volatilize (chemistry)
- Adjective: volatile
- Adverb: volatilely
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."