familiarity
noun
fa·mil·iar·i·ty
fə-ˌmi-lē-ˈ(y)er-ə-tē 
-ˈ(y)a-rə-;
-ˌmil-ˈyer-,
-ˌmil-ˈya-rə-
plural familiarities
2
a
: absence of ceremony : informality
b
: an unduly informal act or expression : impropriety
c
: a sexual liberty
3
: close acquaintance with something
Examples of familiarity in a Sentence
He spoke to everyone with the easy familiarity of an old friend.
the elderly couple enjoys a familiarity that is the result of many years of happy marriage
Recent Examples on the Web
High procedural volume can contribute to surgical familiarity, though outcomes still depend on individual training and oversight.
—
Daniel Fusch, USA Today, 2 Jan. 2026
That familiarity at the box office counts when moviegoers, particularly families, are looking for movies to watch.
—Samantha Masunaga, Twin Cities, 31 Dec. 2025
As such, overclocking should only be attempted by those who have familiarity with the process and are prepared to take the risks.
—Bestreviews, Mercury News, 30 Dec. 2025
The portfolio management team’s familiarity with Musk’s track record, particularly with Tesla , helped strengthen their conviction on SpaceX’s early potential.
—Hugh Leask, CNBC, 28 Dec. 2025
See All Example Sentences for familiarity
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Daniel Fusch, USA Today, 2 Jan. 2026
That familiarity at the box office counts when moviegoers, particularly families, are looking for movies to watch.
—Samantha Masunaga, Twin Cities, 31 Dec. 2025
As such, overclocking should only be attempted by those who have familiarity with the process and are prepared to take the risks.
—Bestreviews, Mercury News, 30 Dec. 2025
The portfolio management team’s familiarity with Musk’s track record, particularly with Tesla , helped strengthen their conviction on SpaceX’s early potential.
—Hugh Leask, CNBC, 28 Dec. 2025
See All Example Sentences for familiarity
Cite this Entry
“Familiarity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/familiarity. Accessed 3 Jan. 2026.
Copy CitationKids Definition
familiarity
noun
fa·mil·iar·i·ty
fə-ˌmil-ˈyar-ət-ē
-ˌmil-ē-ˈar-
plural familiarities
1
: close friendship : intimacy
2
: lack of formality : freedom and ease in personal relations
3
: close acquaintance with or knowledge of something
4
: an overly bold act or expression
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