IPA: /ˈkaʊntərˌweɪt/
KK: /ˈkaʊntərˌweɪt/
A weight that is used to balance another weight or force, helping to stabilize or support a system.
The crane used a counterweight to lift heavy loads safely.
Counterweight → It is formed from "counter-" (meaning against or opposite) and "weight" (from Old English "wiht", meaning a measure of heaviness). The word "counterweight" refers to a weight that acts against another weight to balance it.
Think of a weight that acts 'against' something else to keep it balanced — that's what a counterweight does.