Adjective
Sending out; emitting; as, emissive powers.
Source: Webster's dictionaryOLED main OLED TV An OLED (organic light-emitting diode) is a light-emitting diode (LED) in which the emissive electroluminescent layer is a film of organic compound which emits light in response to an electric current. Source: Internet
The first instrumental analysis was flame emissive spectrometry developed by Robert Bunsen and Gustav Kirchhoff who discovered rubidium (Rb) and caesium (Cs) in 1860. citation Most of the major developments in analytical chemistry take place after 1900. Source: Internet