autistic

1 of 2

adjective

au·​tis·​tic ȯ-ˈti-stik How to pronounce autistic (audio)
: of, relating to, or marked by autism or autism spectrum disorder
autistic behavior
autistic children
autistically adverb

autistic

2 of 2

noun

plural autistics
: a person with autism or autism spectrum disorder

Examples of autistic in a Sentence

Recent Examples on the Web
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Adjective
Rivera, who lives in South Gate, has a 6-year-old daughter who is autistic and has attention deficit hyperactivity disorder and a 16-year-old son who is autistic and nonverbal. Howard Blume, Los Angeles Times, 13 Apr. 2026 In one case ProPublica and WPLN investigated, an autistic teenager with an intellectual disability told his teacher that his backpack would blow up if anyone touched it. Aliyya Swaby, ProPublica, 10 Apr. 2026
Noun
Children have been making their Barbies autistic for as long as autistic kids have been playing with them. Sarah Kurchak, Time, 15 Jan. 2026 One of our children was high-functioning autistic. David Canfield, HollywoodReporter, 25 Nov. 2025 See All Example Sentences for autistic

Word History

Etymology

Adjective

aut(ism) + -istic, after German autistisch

Note: See note at autism.

Noun

derivative of autistic entry 1

First Known Use

Adjective

1942, in the meaning defined above

Noun

1968, in the meaning defined above

Time Traveler
The first known use of autistic was in 1942

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Cite this Entry

“Autistic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/autistic. Accessed 19 Apr. 2026.

Medical Definition

autistic

1 of 2 adjective
au·​tis·​tic ȯ-ˈtis-tik How to pronounce autistic (audio)
: of, relating to, or marked by autism or autism spectrum disorder
the autistic community
autistic children

autistic

2 of 2 noun
: a person with autism or autism spectrum disorder

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