sulfate
nounUK /ˈsʌlfeɪt/
US /ˈsʌlfeɪt/
A sulfate is a kind of salt made with sulfur and oxygen.
The shampoo contains sulfate, which helps make bubbles.
RELATED WORDS
OTHER MEANINGS
2. To treat or combine something with sulfuric acid or a sulfate.
The factory sulfates the water before releasing it.
3. An ester or salt of sulfuric acid, often used in detergents and medicines.
Sodium sulfate is used in some laundry powders.
4. A negatively charged ion made of sulfur and oxygen found in many rocks and minerals.
Gypsum is a mineral that contains sulfate.