LINER galaxies

LINER galaxies

Abbrev. for low-ionization nuclear emission-line region galaxies. A common class of otherwise normal galaxies which show low-ionization line emission around the nucleus, but not at the strength or scale observed in most active galaxies.
References in periodicals archive ?
LINER galaxies are characterized by weak emission lines that have sparked debate among astronomers: Are these spectral emissions the result of supermassive black holes, or are they powered by star formation regions?