Definitions

1. noun

A salt of sulphuric acid, typically colourless and water-soluble.

“The detergent contained sodium sulphate as a key ingredient.”

2. verb

To treat or cover with sulphate, typically in order to protect or preserve something.

“The conservators sulphated the ancient wood to preserve its structural integrity.”

3. chemistry

A salt or ester of sulphurous acid, typically with the suffix ‘-sulphate’.

“The compound was identified as a sulphate of aluminium.”