Look up infected, infection, or infectious in Wiktionary, the free dictionary.

An infection is the detrimental colonization of a host organism by a foreign species.

Infection, infected, or infectious may also refer to:

• Infected (2008 film), a Canadian TV science fiction horror film
• Infected (2012 film), an American science fiction horror film
• Infected (2013 American film) or Quarantine L.A., an action horror film
• Infected (2013 British film) or The Dead Inside, a horror film

• Infection (2003 film), a Croatian film
• Infection (2004 film), a Japanese horror film
• Infection (2019 film), a Venezuelan film

• "Infected" (The Last of Us), a 2023 episode
• "Infected" (Law & Order: Special Victims Unit), a 2006 episode
• "Infected" (The Practice), a 1999 episode
• "Infected" (The Walking Dead), a 2013 episode

• "Infection" (Babylon 5), a 1994 episode
• "Infection" (Chicago franchise), a 2019 crossover event
• "Infection" (Stargate Atlantis), a 2008 episode

• Infected (band), an Australian metal band
• The Infected, an American punk band
• Infectious Music, a British record label

• Infected (The The album) or the title song, 1986
• Infected (HammerFall album), 2011
• The Infection, by Chimaira, 2009
• Infectious, by Suburban Legends, 2007

• "Infected" (song), by Bad Religion, 1994
• "Infected", by Baboon from Ed Lobster, 1991
• "Infected", by Barthezz, 2001
• "Infected", by Demon Hunter from Demon Hunter, 2002
• "Infected", from the film Repo! The Genetic Opera, 2008
• "Infection", by Beartooth from Disease, 2018
• "Infection", by Lacuna Coil from Broken Crown Halo, 2014
• "Infection", by Rx Bandits from Progress, 2001
• "The Infection", by Disturbed from Asylum, 2010
• "The Infection", by In This Moment from Black Widow, 2014

• Infected (video game), a 2005 PlayStation Portable game
• Infected, a game mode in Call of Duty: Modern Warfare 3
• Infection (video game) or Ataxx, a 1990 video board game
• The Infected (video game), a 2020 PC video game
• The Infected, a faction of infected humans in The Last of Us video game franchise.

• Affection (linguistics), or infection, a type of vowel change in Celtic languages
• Infected (novel), a 2008 novel by Scott Sigler
• Infection (journal), a medical journal

• All pages with titles beginning with Infect
• Affection (disambiguation)

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