Loss may refer to:
Economic loss Grief, an emotional response to loss Animal loss, grief over the loss of an animal
Mathematics, science, and technology Angular misalignment loss, power loss caused by the deviation from optimum angular alignment Bridging loss, the loss that results when an impedance is connected across a transmission line Coupling loss, the loss that occurs when energy is transferred from one circuit, optical device, or medium to another Insertion loss, the decrease in transmitted signal power resulting from the insertion of a device in a transmission line or optical fiber Dielectric loss, a dielectric material's inherent dissipation of electromagnetic energy Loss function, in statistics, a function representing the cost associated with an event Path loss, the attenuation undergone by an electromagnetic wave in transit from a transmitter to a receiver Free-space path loss, the loss in signal strength that would result if all influences were sufficiently removed having no effect on its propagation Return loss, the ratio of the amplitude of the reflected wave to the amplitude of the incident wave Round-trip loss in laser physics refers to energy lost due to scattering or absorption , power loss incured due to circuit switching Lick Observatory Supernova Search (LOSS) program
Arts, entertainment, and media Music Albums Loss (Bass Communion album) (2006) Loss (Mull Historical Society album) (2001)
Songs "Losses" (song), 2020 song by Lil Tjay "Loss", a song by God Is an Astronaut from their self-titled album (2008) "Loss", a song by Madder Mortem from Mercury (1999) "Loss", a song by Underoath from The Place After This One (2025) "Losses", a song by Drake from Dark Lane Demo Tapes (2020) "Losses", a song by Polo G from Hall of Fame (2021)
Other uses in arts, entertainment, and media "Loss" (Ctrl+Alt+Del), a webcomic strip and internet meme Loss (film), a 2008 film by Maris Martinsons Lord Loss (character), a character from Darren Shan's The Demonata "The Loss", a 1990 episode of Star Trek: The Next Generation
Other uses Loss (surname) Loss (baseball), a pitching statistic in baseball League of Secessionist States (LoSS), an intermicronational organisation
See also
Attenuation, a reduction in amplitude and intensity of a signal Lose (disambiguation) Lost (disambiguation) Losing (disambiguation) Stop loss (disambiguation)