noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   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. countable, uncountable
2. 2
   opposition to the flow of electric current resulting from inductance and capacitance (rather than resistance) wordnet
3. 3
   A similar effect in magnetism. countable, uncountable
4. 4
   An emotional reaction in direct contradiction to rules or regulations that threaten or eliminate specific behavioral freedoms. countable, uncountable

Synonyms

All synonyms

impedancereluctanceresistance

Etymology

From react + -ance.

Related phrases

reactance coilalternating current

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.