Definition: Anoxyscope refers to a telescope designed for viewing anoxia, a darkening effect on light in space, often due to cosmic radiation. It can detect particles such as electrons, positrons, or neutrinos that are not detected by visible light telescopes like the Hubble Space Telescope. Definition: Anoxyscope (n.) is a type of telescope designed for observing anoxia, a phenomenon occurring when a body's surface receives too much cosmic radiation, often due to the presence of charged particles in space.