Dictionary.com
Thesaurus.com
Synonyms

suicidal

American  
[soo-uh-sahyd-l] / ˌsu əˈsaɪd l /

adjective

  1. pertaining to, involving, or suggesting suicide.

  2. tending or leading to suicide.

  3. foolishly or rashly dangerous.

    He drives at a suicidal speed.


suicidal British  
/ ˌsuːɪˈsaɪdəl, ˌsjuː- /

adjective

  1. involving, indicating, or tending towards suicide

  2. liable to result in suicide

    a suicidal attempt

  3. liable to destroy one's own interests or prospects; dangerously rash

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of suicidal

First recorded in 1770–80; suicide + -al 1

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.

See Examples For:

Economic hardship, rising poverty, insecurity and social isolation are among the drivers of mental illness and suicidal behaviour, according to the APN.

From Barron's Sep. 1, 2026

“If I’m very self-assured about my cultural identity and heritage, I’m much less likely to succumb to suicidal empathy,” he says.

From The Wall Street Journal Jul. 10, 2026

In the three major biggest nuclear countries, the United States, Russia and China, the people involved with those nuclear forces know that a purposeful attack is essentially suicidal.

From Salon Jun. 15, 2026

Wahl said police found the suspect's behaviour to be "not consistent" with someone who is considered suicidal.

From BBC May 19, 2026

Folly, folly, his heart kept saying: conscious, gratuitous, suicidal folly!

From "1984" by George Orwell

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training