bipolar

play
adjective bi·po·lar \ (ˌ)bī-ˈpō-lər \

Definition of bipolar

1 :having or marked by two mutually repellent forces or diametrically opposed natures or views
2 a :having or involving the use of two poles or polarities
  • bipolar generators
  • bipolar ECG leads
b electronics :relating to, being, or using a transistor in which both electrons and holes (see 1hole 1b(3)) are utilized as charge carriers (see carrier 2e)
3 :relating to, associated with, or occurring in both polar (see 1polar 1a) regions
  • bipolar species of birds
4 psychology :being, characteristic of, or affected with a bipolar disorder
  • bipolar patients

bipolarity

play \ˌbī-pō-ˈler-ə-tē, -ˈla-rə-\ noun

bipolarization

play \(ˌ)bī-ˌpō-lə-rə-ˈzā-shən\ noun

bipolarize

play \(ˌ)bī-ˈpō-lə-ˌrīz\ transitive verb

Recent Examples of bipolar from the Web

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

First Known Use of bipolar

1806


Medical Dictionary

1

bipolar

adjective bi·po·lar \ (ˈ)bī-ˈpō-lər \

medical Definition of bipolar

1 :involving or being electrodes or leads attached to two different bodily sites (such as the arms and legs) for recording the difference in electrical potential between the two sites
  • bipolar encephalograph leads
2 of a neuron :having an efferent and an afferent process
3 :being, characteristic of, or affected with a bipolar disorder
  • bipolar depression
  • bipolar patients
— compare unipolar

2

bipolar

noun

medical Definition of bipolar

:a person affected with bipolar disorder


Seen and Heard

What made you want to look up bipolar? 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

all at once

Get Word of the Day daily email!

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized-drawing-of-woman-pole-vaulting-across-gap-to-get-trophy
  • Which is a synonym of fuliginous?
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!