I. ˈ ̷ ̷ ̷ ̷+ˌ- noun
Etymology: counter- + weight
: an equivalent weight : counterpoise , counterbalance ; specifically : a weight that is placed on a mechanism that is out of balance at a place opposite to the heaviest point and that is just sufficiently heavy to restore the balance of the mechanism
II. | ̷ ̷ ̷ ̷+ transitive verb
: to equip with a counterweight : balance by means of a counterweight : counterbalance