Definition
  1. Subject to sudden or unpredictable changes of mood or mind.

    synonyms:volatilefickle
  2. Of or containing the element mercury; relating to the planet Mercury.

    synonyms:quicksilverplanetary
Origin & Use

The word 'mercurial' comes from the Latin word 'mercurialis', which means 'of Mercury', referring to the Roman god of commerce and communication, known for his speed and mobility. It has been used in English since the late 15th century.


Everyday use; commonly used in literary and conversational contexts to describe unpredictable behavior.


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While not used in daily conversation by everyone, 'mercurial' appears frequently in literary works and discussions about personality.

Examples

His mercurial temperament made it difficult for his friends to know how to approach him.

The mercurial nature of the stock market can catch even the most seasoned investors off guard.

She has a mercurial talent for music, effortlessly shifting between genres and styles.

More Info

The word 'mercurial' is as dynamic as its meaning suggests! Originating from the Roman god Mercury, known for his swift movements and changing moods, this term captures the essence of unpredictability. Whether describing a person's fleeting emotions or the erratic behavior of the stock market, 'mercurial' vividly conveys the idea of change. It invites us to embrace the unexpected twists and turns that life often presents, reminding us that nothing is truly constant.

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