Dictionary.com
Thesaurus.com
Synonyms

unmarked

American  
[uhn-mahrkt] / ʌnˈmɑrkt /

adjective

  1. not marked.

  2. Linguistics.

    1. characterized by the absence of a distinctive phonological feature, as (p), which, in contrast to (b), lacks the distinctive feature of voicing.

    2. characterized by the absence of a grammatical marker, as the singular in English in contrast to the plural, which is typically marked marked mark by an -s ending.

    3. neutral with regard to an element of meaning specified by a semantically related item.

    4. occurring more typically than an alternative form.


unmarked British  
/ ʌnˈmɑːkt /

adjective

  1. not carrying a mark or marks

    an unmarked police car

  2. not noticed or observed

"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

Etymology

Origin of unmarked

late Middle English word dating back to 1400–50; un- 1, marked

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Despite lying beneath unmarked stones, these young people were not nameless.

From Slate • Mar. 30, 2026

In footage played in court showing the women following an unmarked vehicle, they can be heard discussing their plan to observe an ICE raid.

From Los Angeles Times • Mar. 6, 2026

The visitors grabbed an early lead when Sam Beukema, one of three Napoli players left completely unmarked, headed in Miguel Gutierrez's free-kick.

From Barron's • Feb. 22, 2026

On Saturday, several unmarked police cars were again seen at Andrew's former Windsor mansion Royal Lodge, where he lived for many years.

From BBC • Feb. 21, 2026

Wes wins the jump easily, and—just like Coach had predicted—Pennsville leaves me unmarked, double-teams Terrell, and sets up a triangle zone.

From "Boy21" by Matthew Quick