mercurial


1mer·cu·ri·al

adjective \(ˌ)mər-ˈkyr-ē-əl\

: changing moods quickly and often

: changing often : very changeable

: very lively and quick

Full Definition of MERCURIAL

1
:  of, relating to, or born under the planet Mercury
2
:  having qualities of eloquence, ingenuity, or thievishness attributed to the god Mercury or to the influence of the planet Mercury
3
:  characterized by rapid and unpredictable changeableness of mood <a mercurial temper>
4
:  of, relating to, containing, or caused by mercury
mer·cu·ri·al·ly \-ē-ə-lē\ adverb
mer·cu·ri·al·ness noun

Examples of MERCURIAL

  1. <the boss's mood is so mercurial that we never know how he's going to react to anything>
  2. Few moments in English history have been more hungry for the future, its mercurial possibilities and its hope of richness, than the spring of 1603. —Adam Nicolson, God's Secretaries, 2003

Origin of MERCURIAL

(see mercury)
First Known Use: 14th century

Rhymes with MERCURIAL

2mer·cu·ri·al

noun \(ˌ)mər-ˈkyr-ē-əl\

Definition of MERCURIAL

:  a pharmaceutical or chemical containing mercury

Origin of MERCURIAL

(see mercury)
First Known Use: 1676

Other Chemical Engineering Terms

alkali, cation, decant, hygroscopic, isotope, oxidize, slurry, solute, viscous

Browse

Next Word in the Dictionary: mercuric
Previous Word in the Dictionary: merciless
All Words Near: mercurial

Seen & Heard

What made you want to look up mercurial? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More