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cerous

[ seer-uhs ]

adjective

, Chemistry.
  1. containing trivalent cerium.


cerous

/ ˈsɪərəs /

adjective

  1. of or containing cerium in the trivalent state


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Word History and Origins

Origin of cerous1

First recorded in 1860–65; cer(ium) + -ous

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Word History and Origins

Origin of cerous1

C19: from cerium + -ous

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Example Sentences

Ul′cered, affected with an ulcer; Ul′cerous, of the nature of an ulcer: affected with an ulcer.

By the addition of caustic soda to cerous salts, a white precipitate of cerous hydroxide is formed.

Cerous sulphide, Ce2S3, results on heating cerium with sulphur or cerium oxide in carbon bisulphide vapour.

Double salts of cerous chloride with stannic chloride, mercuric chloride, and platinic chloride are also known.

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