introduction
noun
in·tro·duc·tion
ˌin-trə-ˈdək-shən 
1
: something that introduces: such as
a(1)
: a part of a book or treatise preliminary to the main portion
(2)
: a preliminary treatise or course of study
b
: a short introductory musical passage
2
: the act or process of introducing : the state of being introduced
3
: a putting in : insertion
4
: something introduced
specifically
: a new or exotic plant or animal
Synonyms of introduction
Examples of introduction in a Sentence
the introduction of telephone service to the area
Since its introduction last year, over a million copies of the software have been sold.
the introduction of evidence at the trial
the introduction of a new topic for conversation
the introduction of the bill to Congress
She told the audience, by way of introduction, that the research was completed a year ago.
the introduction of an Asian plant species to America
After a brief introduction, the performer took the stage.
Recent Examples on the Web
The following year, 2024, saw the mass introduction of first-person-view drones, which gave operators a live feed to guide the suicide drone into a single target.
—
Brady Knox, The Washington Examiner, 28 Dec. 2025
That introduction triggered an evisceration of analog recordings that hit bottom in 2006 when 900,000 vinyl albums were sold, according to the Recording Industry Association of America.
—Michael Liedtke, Fortune, 28 Dec. 2025
That said, Japan’s Chief Cabinet Secretary Minoru Kihara has also reiterated the country’s commitment to its long-standing non-nuclear policy (no possession, no production, no introduction).
—Christopher McFadden, Interesting Engineering, 28 Dec. 2025
Raiders quarterback Geno Smith, again booed in pregame introductions, passed for 176 yards with a touchdown and two interceptions before leaving early in the fourth quarter with an injured right ankle.
—CBS News, 28 Dec. 2025
See All Example Sentences for introduction
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Brady Knox, The Washington Examiner, 28 Dec. 2025
That introduction triggered an evisceration of analog recordings that hit bottom in 2006 when 900,000 vinyl albums were sold, according to the Recording Industry Association of America.
—Michael Liedtke, Fortune, 28 Dec. 2025
That said, Japan’s Chief Cabinet Secretary Minoru Kihara has also reiterated the country’s commitment to its long-standing non-nuclear policy (no possession, no production, no introduction).
—Christopher McFadden, Interesting Engineering, 28 Dec. 2025
Raiders quarterback Geno Smith, again booed in pregame introductions, passed for 176 yards with a touchdown and two interceptions before leaving early in the fourth quarter with an injured right ankle.
—CBS News, 28 Dec. 2025
See All Example Sentences for introduction
Cite this Entry
“Introduction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/introduction. Accessed 1 Jan. 2026.
Copy CitationKids Definition
introduction
noun
in·tro·duc·tion
ˌin-trə-ˈdək-shən
1
a
: the action of introducing
b
: something introduced
2
: the part of a book that leads up to and explains what will be found in the main part
3
: a book for beginners in a subject
Medical Definition
introduction
noun
in·tro·duc·tion
ˌin-trə-ˈdək-shən
: an action of putting in or inserting
introduction of contrast material through the catheter—Scientific American Medicine
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