Definition of cuprous in English:

cuprous

adjective ˈkjuːprəsˈkjuprəs

Chemistry

Of copper with a valency of one; of copper(I).
〔化〕一价铜的，（亚）铜的
Example sentencesExamples
- Oxygen may be found as a free gas or as cuprous oxide.
- These reactions depend on the ability of the reducing sugar to convert cupric sulfate to cuprous oxide with a resulting color change.
- The material is a cuprous iron alloy with high carbon and a manganese sulfide additive.
- Under magnification, these altered surfaces do not exhibit the naturally occurring corrosion layers, such as red cuprous oxide and green, basic copper carbonate, that might be expected.
- The second is a group of cuprous [copper] oxide minerals, and ‘crepitus’ is an interesting medical word with two meanings that appear in the OED - with none in Webster's.

Origin

Mid 17th century: partly directly from late Latin cuprum 'copper' (reinforced by cupric) + -ous.

Definition of cuprous in US English:

cuprous

adjectiveˈkyo͞oprəsˈkjuprəs

Chemistry

Of copper with a valence of one; of copper(I).
〔化〕一价铜的，（亚）铜的
Example sentencesExamples
- Oxygen may be found as a free gas or as cuprous oxide.
- The material is a cuprous iron alloy with high carbon and a manganese sulfide additive.
- These reactions depend on the ability of the reducing sugar to convert cupric sulfate to cuprous oxide with a resulting color change.
- The second is a group of cuprous [copper] oxide minerals, and ‘crepitus’ is an interesting medical word with two meanings that appear in the OED - with none in Webster's.
- Under magnification, these altered surfaces do not exhibit the naturally occurring corrosion layers, such as red cuprous oxide and green, basic copper carbonate, that might be expected.

Origin

Mid 17th century: partly directly from late Latin cuprum ‘copper’ (reinforced by cupric) + -ous.

词汇	cuprous
释义	Definition of cuprous in English: cuprous adjective ˈkjuːprəsˈkjuprəs Chemistry Of copper with a valency of one; of copper(I). 〔化〕一价铜的，（亚）铜的 Example sentencesExamples Oxygen may be found as a free gas or as cuprous oxide. These reactions depend on the ability of the reducing sugar to convert cupric sulfate to cuprous oxide with a resulting color change. The material is a cuprous iron alloy with high carbon and a manganese sulfide additive. Under magnification, these altered surfaces do not exhibit the naturally occurring corrosion layers, such as red cuprous oxide and green, basic copper carbonate, that might be expected. The second is a group of cuprous [copper] oxide minerals, and ‘crepitus’ is an interesting medical word with two meanings that appear in the OED - with none in Webster's. Origin Mid 17th century: partly directly from late Latin cuprum 'copper' (reinforced by cupric) + -ous. Definition of cuprous in US English: cuprous adjectiveˈkyo͞oprəsˈkjuprəs Chemistry Of copper with a valence of one; of copper(I). 〔化〕一价铜的，（亚）铜的 Example sentencesExamples Oxygen may be found as a free gas or as cuprous oxide. The material is a cuprous iron alloy with high carbon and a manganese sulfide additive. These reactions depend on the ability of the reducing sugar to convert cupric sulfate to cuprous oxide with a resulting color change. The second is a group of cuprous [copper] oxide minerals, and ‘crepitus’ is an interesting medical word with two meanings that appear in the OED - with none in Webster's. Under magnification, these altered surfaces do not exhibit the naturally occurring corrosion layers, such as red cuprous oxide and green, basic copper carbonate, that might be expected. Origin Mid 17th century: partly directly from late Latin cuprum ‘copper’ (reinforced by cupric) + -ous.
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