a card, often relatively small, as 3 × 5 inches (7.6 × 12.7 centimeters), used in noting or recording information and usually filed in an index.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use index card in a sentence
The tutors paste an image of a word on one side of an index card and spell out the word on the other side.Why visualizing images is so important for young readers, and how to foster the skill | Danna Lorch | August 26, 2021 | Washington Post
He argues that personal finance is so simple all you need to know can fit on an index card.Harold Pollack on Why Managing Your Money Is as Easy as Taking Out the Garbage (People I (Mostly) Admire Ep. 40) | Steven D. Levitt | August 14, 2021 | Freakonomics
It’s kind of a nonromantic speed date, the only prop a stack of index cards arranged between you.
Westgate said she used to keep index cards on hand with possible ideas but has since started keeping notes on her phone.Daydreaming is surprisingly hard. Here’s how to do it better. | Allyson Chiu | March 12, 2021 | Washington Post
In his shirt pocket, there were index cards, where he habitually took notes on issues needing attention, ranging from a leaky pipe somewhere in a building to parents who needed to be called with news about their son — good or bad.John Moylan, who led DeMatha High School for decades, dies at 88 | Bart Barnes | February 2, 2021 | Washington Post
Back then, they would write down examples of a word on an index card and mail it to the editors.The Oxford English Dictionary: The Original Crowdsourcer | Josh Dzieza | April 29, 2013 | THE DAILY BEAST
When the numerical index is adopted, an alphabetical index card with cross-references, including the docket index, is used.
See—adjustable to hold with perfect ease an envelope, an index card, or a strip of paper no wider than a postage stamp.The Shuttle | Frances Hodgson Burnett
This is an index card, and is placed in the front of the file.
A follow-up of the claims is provided by a plain index card on which is written the name of the debtor and number of the claim.
An index card is then filled in with the name of the subject and the number of the folder, and filed alphabetically.