Reactance may refer to:
- Electrical reactance, the opposition to a change in voltage due to capacitance (capacitive reactance) or in current due to inductance (inductive reactance); the imaginary component of AC impedance
 - Magnetic reactance, a similar effect in magnetism
 - Reactance (psychology), an emotional reaction to pressure or persuasion that results in the strengthening or adoption of a contrary belief
 
See also
- Reactants, chemical reagents
 - Reactivity (disambiguation)
 
    This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.