incandescent /ˌɪn.kænˈdɛs.ənt/adjective 4noun 1forms 3 adjective4 •Emitting light as a result of being heated.We will all go together when we go / All suffused with an incandescent glow — 1959 •Shining very brightly. •Extremely angry; furious.She is incandescent with rage because someone stole her wallet. •(figurative) Showing intense emotion, as of a performance, etc.The incandescent performance enraptured the audience. noun1 •An incandescent lamp or bulb.Compact fluorescents are typically rated at 7,500 to 10,000 hours, and incandescents at about 1,500 hours. — 2007 formsincandescents · more incandescent · most incandescent