Search Result for "counterweight": 
Wordnet 3.0

NOUN (1)

1. a weight that balances another weight;
[syn: counterweight, counterbalance, counterpoise, balance, equalizer, equaliser]


VERB (1)

1. constitute a counterweight or counterbalance to;
[syn: counterweight, counterpoise, counterpose]



WordNet (r) 3.0 (2006):

counterweight
    n 1: a weight that balances another weight [syn:
         counterweight, counterbalance, counterpoise,
         balance, equalizer, equaliser]
    v 1: constitute a counterweight or counterbalance to [syn:
         counterweight, counterpoise, counterpose]