picture tube


: a cathode-ray tube on which the picture appears in a television

Example Sentences

Recent Examples on the Web One of the bright new features of Snapdragon Stadium will be state-of-the-art video boards — a pair of them — which for fans will be like going from a TV with a picture tube to a flat screen with HD. San Diego Union-Tribune, 3 Feb. 2022 The secret of this miniature affair is a new-type picture tube, only one inch in diameter and six inches long. Popular Mechanics Editors, Popular Mechanics, 29 July 2021 Factory workers here made typewriters for Remington Rand, television picture tubes for Westinghouse Electric Corp. and Sikorsky helicopters for the U.S. military. Valerie Bauerlein, WSJ, 27 Sep. 2017

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

Word History

First Known Use

1937, in the meaning defined above

Time Traveler
The first known use of picture tube was in 1937

Dictionary Entries Near picture tube

Cite this Entry

“Picture tube.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/picture%20tube. Accessed 20 Mar. 2023.

Kids Definition

picture tube

: a cathode-ray tube on which the picture in a television set appears
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