negative conductornegative definitenegative electricitynegative electrodenegative electronnegative electron affinitynegative feedback inverse feedback stabilized feed backnegative feedernegative glownegative going edgenegative going pointsnegative image reversed imagenegative impedancenegative impedance converternegative input positive outputnegative ionnegative logicnegative modulationnegative picture phasenegative platenegative polenegative pulsenegative reactancenegative resistancenegative resistance oscillatornegative resistance regionnegative semidefinitenegative temperature coffecientnegative terminalnegative transconductance oscillatornegative true logicnegative wireneglectnegligiblenemanematic liquid crystalneodymiumneodymium amplifierneodymium doped yttrlum aluminum garnet laserneodymium glass laserneonneon bulbneon glow lamp neon lampneon indicatorneon oscillatorneon tubeneoprenenepnepernephelometer