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undated

British  
/ ʌnˈdeɪtɪd /

adjective

  1. (of a manuscript, letter, etc) not having an identifying date

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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In an apparent attempt to introduce him to the wider public, Iran’s state media on Thursday released a grainy, undated video that shows Khamenei giving a religious lesson.

From The Wall Street Journal Mar. 21, 2026

But shortly after Katz's statement, Larijani's social media accounts posted an undated, handwritten note that state media said was written on Tuesday.

From BBC Mar. 17, 2026

A recently released undated album labelled "Clinton London/Africa" features a photo of the former president visiting the Churchill War Rooms.

From BBC Feb. 26, 2026

The memo is undated but notes that “This plan has been updated with the latest timeline as of 10/7.”

From Los Angeles Times Feb. 20, 2026

Just below the Scoreboard was an icon that looked like a small leather-bound book, which linked to a free downloadable copy of Anorak's Almanac, a collection of hundreds of Halliday’s undated journal entries.

From "Ready Player One: A Novel" by Ernest Cline

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