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flashbulb

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noun flash·bulb \-ˌbəlb\

Simple Definition of flashbulb

  • : an electric bulb that produces a very bright flash of light for taking photographs

Source: Merriam-Webster's Learner's Dictionary

Full Definition of flashbulb

  1. :  an electric bulb that can be used only once to produce a brief and very bright flash for taking photographs

1935

First Known Use of flashbulb

1935


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