lightbulb

noun/ˈlaɪtbʌlb/

Frequency rank: #16,979 most common English word

Meaning

a glass bulb containing a wire that produces light when electricity passes through it; also used figuratively to mean a sudden bright idea

Illustration for the English word “lightbulb”

Example sentence

She had lightbulb moment when she finally understood how to solve the problem.

Synonyms & related words

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