unfamiliar

adjective

un·​fa·​mil·​iar ˌən-fə-ˈmil-yər How to pronounce unfamiliar (audio)
Synonyms of unfamiliarnext
: not familiar:
a
: not well-known : strange
an unfamiliar place
often used with to
used words that were unfamiliar to me
b
: not well acquainted
unfamiliar with the subject
unfamiliarity
ˌən-fə-ˌmil-ˈyer-ə-tē How to pronounce unfamiliar (audio)
-ˌmi-lē-ˈyer-
-ˈya-rə-
noun
unfamiliarly adverb

Examples of unfamiliar in a Sentence

He gets nervous when he is in unfamiliar surroundings. The book is full of unfamiliar words.
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.
Another important aspect of the Expeditionary PathMaster is its role in expeditionary warfare, where forces are deployed quickly into unfamiliar regions with minimal existing support. Prabhat Ranjan Mishra, Interesting Engineering, 11 Apr. 2026 New policies might seem as strange or unfamiliar as these measures did at the time. Marie Helweg-Larsen, The Conversation, 10 Apr. 2026 One of the best ways to disrupt a team that wants to create essentially 10 duels on the pitch is for players to move into different areas and rotate, dragging their marker into unfamiliar, uncomfortable positions. Jacob Tanswell, New York Times, 10 Apr. 2026 Their relationship is a challenge, what with Deborah being pissed and Ava navigating her anger as well as the demands of an unrelenting, unfamiliar job. Ben Travers, IndieWire, 9 Apr. 2026 See All Example Sentences for unfamiliar

Word History

First Known Use

1594, in the meaning defined above

Time Traveler
The first known use of unfamiliar was in 1594

Browse Nearby Words

Cite this Entry

“Unfamiliar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unfamiliar. Accessed 25 Apr. 2026.

Kids Definition

unfamiliar

adjective
un·​fa·​mil·​iar ˌən-fə-ˈmil-yər How to pronounce unfamiliar (audio)
1
: not well-known : strange
an unfamiliar place
2
: not well acquainted
unfamiliar with the subject
unfamiliarity
-ˌmil-ˈyar-ət-ē How to pronounce unfamiliar (audio)
-ˌmil-ē-ˈ(y)ar-
noun

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