Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun lightbulb
1 sense of lightbulb
Sense 1
light bulb, lightbulb, bulb, incandescent lamp, electric light, electric-light bulb -- (electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity)
=> electric lamp -- (a lamp powered by electricity)