Gloss · Words · Mercurial

mercurial

mərˈkjʊriəladjective

What does mercurial mean?

Changing mood quickly and unpredictably.

Mercurial, six ways

PlainChanging mood quickly and unpredictably.
ADHDMood swings. Fast. Bright, then stormy.
Gen ZUnpredictable energy. Sunny at lunch, stormy by three.
MetaphorQuicksilver on a plate: touch it and it runs.
FormalSubject to sudden or unpredictable changes of mood or mind.
Like I’m 5Someone whose mood changes super fast, happy then grumpy then happy. That’s mercurial.

How to pronounce mercurial

mer-KYOOR-ee-ul/mərˈkjʊriəl/

Mercurial in a sentence

Synonyms for mercurial

Capricious vs mercurial: Capricious changes without reason. Mercurial changes fast, mood first. The difference, in plain English.

Where mercurial comes from

After Mercury, the swift messenger of the Roman gods. People born under his planet were thought lively and changeable, and the metal that will not stay still took his name too.

Good to know

Named for Mercury, the quick messenger god, and the metal that runs like water. It suggests quick, lively changes of mood.

Mercurial meaning, on a Gloss card: Changing mood quickly and unpredictably.

Save the card

Mercurial on one card: what it means, how to say it, and a sentence. Keep it, or pin it for later.

Coming to the App Store

Gloss explains every word like this, in the style you choose, and brings it back until it stays. A word of the day on your home screen, games that build your vocabulary, no ads. For iPhone, free for three days.

Words like mercurial

petulant · anachronism · querulous · mondegreen · mellifluous · reverie · All 110 words

In: Words for people · Words with a story · SAT words · Words that make you sound smart