There are 3 main definitions of mercury in English:

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mercury1

Line breaks: mer|cury
Pronunciation: /ˈməːkjəri
 
/

noun

[mass noun]
1The chemical element of atomic number 80, a heavy silvery-white metal which is liquid at ordinary temperatures: we completed a programme to test all of our coal-fired plants for mercury and other air-toxins (Symbol: Hg) Also called quicksilver.
More example sentences
  • The wetlands dense foliage has the ability to handle heavy metals, like mercury, zinc, nickel and copper.
  • For example, tobacco plants can absorb heavy metals, mercury, copper, and lead.
  • Combined with silver, mercury, copper and antimony, however, gold is to be found finely distributed.
1.1The column of mercury in a thermometer or barometer, or its height as indicating atmospheric temperature or pressure: coastal sunshine sends mercury soaring
More example sentences
  • A type of blood pressure monitor that uses a column of mercury to measure cuff pressure.
  • This is because the traditional blood pressure monitor - known as a sphygmomanometer - uses a column of mercury to measure pressure.
  • Heat merges with the steady beat of the waves, sending testosterone and adrenaline levels rising like mercury in a thermometer.
1.2 historical Mercury or one of its compounds used medicinally, especially to treat syphilis: one wonders how many unfortunates owed their demise to his prescription of mercury to clarify the spleen
More example sentences
  • Shakespeare was probably being treated with mercury for syphilis, it seems.
  • In the late 15th century, the famous alchemist Paracelsus began to prescribe mercury to treat syphilis.
  • Many people know about the former use of mercury in treating syphilis, for the substance had some benefit and the remedy endured for centuries.

Origin

Middle English: from Latin Mercurius (see Mercury (sense 1)).

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There are 3 main definitions of mercury in English:

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mercury2

Line breaks: mer|cury
Pronunciation: /ˈməːkjəri
 
/

noun

A plant of a genus which includes dog’s mercury.
  • Genus Mercurialis, family Euphorbiaceae

Origin

mid 16th century: from the genus name, from Latin mercurialis 'of the god Mercury'.

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There are 3 main definitions of mercury in English:

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Mercury3

Line breaks: Mer|cury
Pronunciation: /ˈməːkjʊri
 
/
1 Roman Mythology The Roman god of eloquence, skill, trading, and thieving, herald and messenger of the gods, who was identified with Hermes.
[from Latin Mercurius, from merx, merc- 'merchandise']
1.1Used in names of newspapers and journals: the Leicester Mercury
More example sentences
  • His mother, Doreen, has spoken out in the local Mercury newspaper about the spate of attacks.
  • A Wollongong specialist told the Mercury he had been told of two false positive readings.
  • Did his will request The Mercury's editor try to force him out early?
2 Astronomy A small planet that is the closest to the sun in the solar system, sometimes visible to the naked eye just after sunset.

Mercury orbits within the orbit of Venus at an average distance of 57.9 million km from the sun. With a diameter of 4,878 km it is only a third larger than earth’s moon, which it resembles in having a heavily cratered surface. Its ‘day’ of 58.65 days is precisely two thirds the length of its ‘year’ of 87.97 days. Daytime temperatures average 170°C. There is no atmosphere and the planet has no satellites

Derivatives

Mercurian

1
adjective
Example sentences
  • But this is a particularly auspicious week to re-introduce some lightweight, playful, frivolous fun and frolics into the Mercurian milieu.
  • If the universe hasn't lavished you with extravagance lately, use this week's Mercurian energy to add some major extensions to your wish list.
  • The youngster's Mercurian friends have singled him out: even in dismal Dublin he is unique.

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