IPA: /ˈæntɪstæt/
KK: /ˈæntɪˌstæt/
A substance that reduces or eliminates static electricity.
The technician used an antistat to prevent static buildup on the equipment.
Antistat is formed from "anti-" (meaning against) and "stare" (from Latin, meaning to stand). The word refers to something that stands against or opposes static electricity.
Think of 'anti-' meaning against and 'stare' meaning to stand — antistat is something that stands against static electricity.