1
a
: of, relating to, characterized by, or affected with or as if with spasm
a spastic patient
b
: characterized by hypertonic muscles
spastic cerebral palsy
2
: spasmodic sense 2
a spastic influx of data
: an individual suffering from spastic paralysis
Examples of spastic in a Sentence
Adjective
even after the formal surrender, spastic violence erupted in scattered quarters of the city
Recent Examples on the Web
Melissa Rudy, FOXNews.com, 22 Sep. 2025
That boom is ebbing just as the administration’s spastic trade offensives are hammering U.S. ag export prospects over the foreseeable future.
—Edward Lotterman, Twin Cities, 21 Sep. 2025
Now approaching her second birthday, Lydia has been diagnosed with spastic quadriplegic cerebral palsy—a severe form of brain injury that affects all four limbs and her trunk, significantly impacting mobility and muscle control.
—Daniella Gray, MSNBC Newsweek, 31 July 2025
At the center of the show is Henry Creel actor Louis McCartney, who was nominated for best actor in a play for his unnerving, spastic performance.
—Jordan Moreau, Variety, 2 June 2025
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Adjective
Each of these families has a child with spastic paraplegia 50 (SPG50), a rare neurological disorder that affects fewer than 100 people in the world.
—Melissa Rudy, FOXNews.com, 22 Sep. 2025
That boom is ebbing just as the administration’s spastic trade offensives are hammering U.S. ag export prospects over the foreseeable future.
—Edward Lotterman, Twin Cities, 21 Sep. 2025
Now approaching her second birthday, Lydia has been diagnosed with spastic quadriplegic cerebral palsy—a severe form of brain injury that affects all four limbs and her trunk, significantly impacting mobility and muscle control.
—Daniella Gray, MSNBC Newsweek, 31 July 2025
At the center of the show is Henry Creel actor Louis McCartney, who was nominated for best actor in a play for his unnerving, spastic performance.
—Jordan Moreau, Variety, 2 June 2025
See All Example Sentences for spastic
Cite this Entry
“Spastic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spastic. Accessed 3 Nov. 2025.
Copy CitationMedical Definition
spastic
1 of 2 adjective
spas·tic
ˈspas-tik 
1
: of, relating to, or characterized by spasm
2
: affected with or marked by spasticity or spastic paralysis
a spastic patient
spastic hemiplegia
spastic
2 of 2 noun
: an individual affected by spastic paralysis
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