Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

reactance

play
noun re·ac·tance \rē-ˈak-tən(t)s\

Definition of reactance

  1. :  the part of the impedance of an alternating-current circuit that is due to capacitance or inductance or both and that is expressed in ohms



Circa 1893

First Known Use of reactance

circa 1893


Medical Dictionary

reactance

play
noun re·ac·tance \rē-ˈak-tən(t)s\

Medical Definition of reactance

  1. :  the part of the impedance of an alternating-current circuit that is due to capacitance or inductance or both and that is expressed in ohms




Learn More about reactance


Seen and Heard

What made you want to look up reactance? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to proceed clumsily or ineffectually

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

lavender-fields-in-france

Which of these is a synonym of caesura?

rebellion torrent megillah interruption
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ