reactance

noun

1. (countable, uncountable)The opposition to the change in flow of current in an alternating current circuit, due to inductance and capacitance; the imaginary part of the impedance. Symbol: X.
2. (countable, uncountable)A similar effect in magnetism.
3. (countable, uncountable)An emotional reaction in direct contradiction to rules or regulations that threaten or eliminate specific behavioral freedoms.