Dictionary and Thesaurus

Definition of Lightbulb

• (noun) electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity

Synonyms of Lightbulb

• Light Bulb
• Bulb
• Incandescent Lamp
• Electric Light
• Electric-Light Bulb

Antonyms of Lightbulb

Homophones of Lightbulb