bipolar

[bahy-poh-ler] / baɪˈpoʊ lər /

ADJECTIVE

marked by opposite extremes

Synonyms

STRONG

oscillating undulating vacillating

WEAK

Janus-faced capricious inconstant mercurial spasmodic two-faced vibrating

Antonyms

STRONGEST

constant steady

STRONG

fixed reliable

WEAK

unmoving

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In a statement to Deadline, Carradine’s family said he struggled with bipolar disorder.

From Los Angeles Times • Feb. 24, 2026

He also has bipolar disorder and, at least once a year, loses all his clients and has to go to treatment for a few weeks.

From MarketWatch • Feb. 14, 2026

She has always been outspoken—open about being queer and diagnosed as bipolar, willing to condemn ICE and AI music.

From The Wall Street Journal • Feb. 2, 2026

He has bipolar disorder, and about a year ago, during what he describes as a severe manic episode, he walked into his local guitar shop.

From BBC • Jan. 19, 2026

We found out much later in life that he was bipolar, but before that we just thought he was eccentric.

From "Born a Crime: Stories from a South African Childhood" by Trevor Noah