ISEE/SSAT Vocabulary Builder›Words›V›volatile
ISEE/SSAThard
volatile
liable to change suddenly and unpredictably
Synonyms
- unstable
- erratic
- unpredictable
Antonyms
- stable
- steady
volatile in a sentence
The stock market has been volatile all week, swinging up and down sharply.
The region's volatile weather can shift from sunshine to hail within an hour.
Where it comes from
From Latin volare 'to fly'
Memory hook
VOLA-tile — like it could fly off the handle at any moment.
Read it in context
- Signals After Midnight Science