reactance

noun re·ac·tance \ rē-ˈak-tən(t)s \

Definition of reactance

: 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

Recent Examples of reactance from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'reactance.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of reactance

circa 1893


Medical Dictionary

reactance

noun re·ac·tance \ rē-ˈak-tən(t)s \

medical Definition of reactance

: 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).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

allowing a liquid or gas to pass through

Get Word of the Day daily email!

Test Your Vocabulary

Star Wars Words Quiz

  • cu-jedi-training
  • The bounty portion of bounty hunters (such as Boba Fett) comes from a Latin word meaning
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!