electric-light bulb(n = noun.artifact) bulb, electric light, incandescent lamp, light bulb, lightbulb - electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity;
is a kind of electric lamp
has parts: filament

artery of the penis bulb, artery of the vestibule bulb, bulb, conjunctival layer of bulb, flash bulb, hot bulb, light bulb, olfactory bulb