index card

noun

plural index cards
: a rectangular piece of thick paper used especially for creating an alphabetical index
kept recipes on index cards

Examples of index card in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Visitors on Thursday can fill out index cards or share their thoughts with a court reporter. Frederick Melo, Twin Cities, 18 Feb. 2026 Otlet first experimented with cutting lines out of books and pasting them onto index cards. Big Think, 9 Feb. 2026 On the table, lay out index cards, ribbon, and markers. Kylie Petty, Better Homes & Gardens, 8 Feb. 2026 School officials gathered and answered the questions scribbled on index cards. Jessica Ma, Dallas Morning News, 2 Feb. 2026 An index card slipped from its fellows and fell to the ground. Nell Freudenberger, Harpers Magazine, 27 Jan. 2026 This simple recipe box is made from bamboo and is spacious enough to hold 4-by-6-inch index cards. Alicia Geigel, Southern Living, 18 Nov. 2025 Items that would have been up for auction included letters written by prisoners in concentration camps, as well as Gestapo index cards and other perpetrator documents, The Associated Press reported, citing German news agency dpa. Alex Nitzberg, FOXNews.com, 17 Nov. 2025 He was handed a 3×5 index card with the tipster’s name and phone number. Joshua Goodman, Fortune, 28 Oct. 2025

Word History

First Known Use

1877, in the meaning defined above

Time Traveler
The first known use of index card was in 1877

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Cite this Entry

“Index card.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/index%20card. Accessed 22 Feb. 2026.

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