mercurous

adj.
Relating to or containing mercury, especially with a valence of 1.

(mər-kyʊr'əs, mûr'kyər-əs)
adj.

Relating to or containing mercury, especially with a valence of 1.

Pertaining to mercury as a monovalent element; containing monovalent mercury.

• m. chloride — used mainly as a cathartic and irritant vermicide, but largely superseded by more reliable preparations. It increases peristalsis and glandular secretions, especially of bile. It is also used rarely as an intestinal antiseptic and to reduce edema, or in an ointment as a local antibacterial agent. Called also calomel.

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The adjective has one meaning:

Meaning #1: (chemistry) of or containing mercury
  Synonym: mercuric
  Pertains to noun: mercury (meaning #1)

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