counterpoise

/หˆkaสŠntษ™(ษน)หŒpษ”ษชz/
noun
  1. 1

    A weight sufficient to balance another, for example in the opposite end of scales; an equal weight.

  2. 2

    An equal power or force acting in opposition; a force sufficient to balance another force.

  3. 3

    The relation of two weights or forces which balance each other; equilibrium

verb
  1. 1

    To act against with equal weight; to equal in weight; to balance the weight of; to counterbalance.

  2. 2

    To act against with equal power; to balance.

Source: https://en.wiktionary.org/wiki/counterpoise