Sulphide
noun
A chemical compound made up of sulphur and another element or radical.
Iron sulphide is a common output of the reaction between iron and sulphur.

Often appears as...
- iron sulphide
- sodium sulphide
Usage tips
Technical
noun
In industrial context, a yellowish substance that forms on surfaces.
The worker had to clean the sulphide off the gears.

Often appears as...
- sulphide staining
- sulphide cleaning
Usage tips
Industrial
noun
In a geological context, a type of mineral containing sulphur.
The rock was rich in sulphide minerals.

Often appears as...
- sulphide minerals
- sulphide ores
Usage tips
Academic
noun
A chemical compound made up of sulphur and another element or radical.
Iron sulphide is a common output of the reaction between iron and sulphur.

Often appears as...
- iron sulphide
- sodium sulphide
Usage tips
Technical
noun
In industrial context, a yellowish substance that forms on surfaces.
The worker had to clean the sulphide off the gears.

Often appears as...
- sulphide staining
- sulphide cleaning
Usage tips
Industrial
noun
In a geological context, a type of mineral containing sulphur.
The rock was rich in sulphide minerals.

Often appears as...
- sulphide minerals
- sulphide ores
Usage tips
Academic
Definition 1 of 3

Chemical Understanding
Know it's a compound, meaning two or more elements joined chemically.

Zinc sulphide is used in luminous paints.
Pronunciation Clue
The 'ph' in sulphide is pronounced as an 'f', like in 'phone'.

Remember to say sulphide with an 'f' sound.
Context Sensitivity
Best used in scientific or technical conversations, not casual talk.

During the lab, we discussed copper sulphide's properties.
Chemical Understanding
Know it's a compound, meaning two or more elements joined chemically.

Zinc sulphide is used in luminous paints.
Pronunciation Clue
The 'ph' in sulphide is pronounced as an 'f', like in 'phone'.

Remember to say sulphide with an 'f' sound.
Context Sensitivity
Best used in scientific or technical conversations, not casual talk.

During the lab, we discussed copper sulphide's properties.
Chemical Understanding
Know it's a compound, meaning two or more elements joined chemically.

Zinc sulphide is used in luminous paints.
Pronunciation Clue
The 'ph' in sulphide is pronounced as an 'f', like in 'phone'.

Remember to say sulphide with an 'f' sound.
Context Sensitivity
Best used in scientific or technical conversations, not casual talk.

During the lab, we discussed copper sulphide's properties.
Quote examples
John Vane
English Scientist
At first, I was able to use a Bunsen burner attached to my mother's gas stove, but the use of the kitchen as a laboratory came to an abrupt end when a minor explosion involving hydrogen sulphide spattered the newly painted decor and changed the colour from blue to dirty green!

Quote examples
John Vane
English Scientist
At first, I was able to use a Bunsen burner attached to my mother's gas stove, but the use of the kitchen as a laboratory came to an abrupt end when a minor explosion involving hydrogen sulphide spattered the newly painted decor and changed the colour from blue to dirty green!

Example 1 of 1
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