Toxicity is a measure of the degree to which something is toxic or poisonous.

Toxic, toxicity, or similar terms may also refer to:

Science[edit]

Biology[edit]

• Toxicant, a chemical compound having an effect on living organisms
• Toxin, a substance produced by living cells or organisms
• Mycotoxin, toxins produced by fungi

Social sciences[edit]

• Toxicity, a personality trait across several types:
  • Toxic femininity
  • Toxic leader
  • Toxic masculinity
  • Toxic positivity
  • Toxic workplace
  • Toxicity, a gamer slang term for poor player behavior

Arts, entertainment, and media[edit]

Music[edit]

• Toxic (album), a 2011 album by the Gazette
• Toxicity (album), a 2001 album by System of a Down
  • "Toxicity" (song), the album's title track
• "Toxic" (song), a 2003 song by Britney Spears
• "Toxic" (BoyWithUke song), a 2021 song by BoyWithUke
• "Toxic" (YG song), a 2022 song by YG
• "Toxic", a song by 2WEI
• "Toxic", a song by Ashnikko from Demidevil
• "Toxic", a song by Kehlani from It Was Good Until It Wasn't
• "Toxic", a song by Crazy Town from The Gift of Game
• "Toxic", a song by Digga D from Made in the Pyrex
• Toxik, an American thrash metal band

Other arts, entertainment, and media[edit]

• Toxic (graffiti artist), born 1965
• Toxic (film), a 2010 thriller film
• Toxic (magazine), a British boys' magazine and comic, 2000s
• Toxic! (1990s comic), a British comic
• Toxikk, a 2015 video game