IPA: //ˈsʌlfeɪt//
KK: /ˈsʌlfeɪt/
A chemical compound containing the sulfate ion, which consists of sulfur and oxygen, often found in various minerals and used in fertilizers and industrial processes.
The farmer added sulphate to the soil to improve its nutrient content.
Sulphate is derived from "sulphur" (from Latin "sulfur", meaning brimstone or sulfur) and the suffix "-ate" (indicating a salt or ester of an acid). The word "sulphate" refers to a salt or ester formed from sulfuric acid.
Think of 'sulphur' as the base element and '-ate' indicating a compound or salt, which helps you remember that 'sulphate' is a compound derived from sulfur.