striatum

noun
stri·​a·​tum | \ strī-ˈā-təm How to pronounce striatum (audio) \
plural striata\ strī-​ˈā-​tə How to pronounce striata (audio) \

Definition of striatum

: corpus striatum especially : the part of the corpus striatum consisting of the caudate nucleus and putamen

Examples of striatum in a Sentence

Recent Examples on the Web In people with anorexia, both during and after hospitalization, MRI scans showed the region of the brain associated with selecting foods was the dorsal striatum, which is key to forming habits. Jennifer Couzin-frankel, Science | AAAS, "Rethinking anorexia: Biology may be more important than culture, new studies reveal," 9 Apr. 2020 This mental effort pays off: As the hippocampus activates, so too does the ventral striatum, another of the brain’s dopaminergic reward centers. Popular Science, "We once thought nostalgia was a disease, but it might be key to our survival," 8 Apr. 2020 All are due to neuronal death in the movement-controlling striatum as well as the cerebral cortex. Sharon Begley, Scientific American, "Research Using Brains-in-a-Dish Forces a Radical Rethinking of Huntington’s Disease," 10 Dec. 2019 Her work took her deep into the striatum, a part of the brain implicated in involuntary movements and compulsive behaviors, but which is also central to the effects of addiction and social disconnection. Jenny Anderson, Quartz, "A radical approach to confronting addiction puts human connection first," 19 Sep. 2019 That timeline could be of use not just to episodic memory in the hippocampus, but to working memory in the prefrontal cortex and conditioning responses in the striatum. Quanta Magazine, "How the Brain Creates a Timeline of the Past," 12 Feb. 2019 That timeline could be of use not just to episodic memory in the hippocampus, but to working memory in the prefrontal cortex and conditioning responses in the striatum. Quanta Magazine, "How the Brain Creates a Timeline of the Past," 12 Feb. 2019 That timeline could be of use not just to episodic memory in the hippocampus, but to working memory in the prefrontal cortex and conditioning responses in the striatum. Quanta Magazine, "How the Brain Creates a Timeline of the Past," 12 Feb. 2019 That timeline could be of use not just to episodic memory in the hippocampus, but to working memory in the prefrontal cortex and conditioning responses in the striatum. Quanta Magazine, "How the Brain Creates a Timeline of the Past," 12 Feb. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'striatum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of striatum

1882, in the meaning defined above

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Time Traveler for striatum

Time Traveler

The first known use of striatum was in 1882

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Cite this Entry

“Striatum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/striatum. Accessed 25 Nov. 2020.

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More Definitions for striatum

striatum

noun
stri·​a·​tum | \ strī-ˈāt-əm How to pronounce striatum (audio) \
plural striata\ -​ˈāt-​ə How to pronounce striata (audio) \

Medical Definition of striatum

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