flash tube

noun

variants: or less commonly flashtube \ ˈflash-ˌt(y)üb

plural flash tubes also flashtubes

Definition of flash tube

: a gas discharge tube that produces very brief intense flashes of light and is used especially in photography

Examples of flash tube in a Sentence

Recent Examples on the Web Pratt and his wife, Heidi Montag, are a couple whose bond was forged in the crucible of a paparazzo’s flashtube. — Troy Patterson, The New Yorker, 17 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'flash tube.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.