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

Another region of my brain to light up with activity was the striatum - an area associated with drug addiction and craving. The Washington Post,, "This is your brain on reality TV: Science meets 'The Bachelor'," 15 Feb. 2018 This mental ability transpires within the brain machinery known as the striatum. Susan Scutti, CNN, "Men's and women's brains react differently when helping others, study says," 9 Oct. 2017 And that portion of their brains was also showing greater functional connectivity, communicating more readily with another part of the brain, the ventral striatum, known as the brain’s reward center. Gretchen Reynolds, New York Times, "Giving Proof," 14 Sep. 2017 Another region, the ventral striatum, is part of the brain’s reward and motivation system. Amanda Macmillan, Time, "Why Wine Tastes Better When It Costs More," 16 Aug. 2017 And when people refused to profit from harming others, the prefrontal cortex increased its communication with the striatum. Molly Crockett, Scientific American Blog Network, "Why We Forgo Self-Interest for Others' Sake," 15 May 2017 The residents raced through the layers of images, as if thumbing through a flipbook, calling out the names of the anatomical structures: cerebellum, hippocampus, insular cortex, striatum, corpus callosum, ventricles. Siddhartha Mukherjee, The New Yorker, "A.I. versus M.D.," 23 Mar. 2017 The second relevant brain difference concerned the ventral striatum. Jonah Lehrer, WIRED, "The Willpower Circuit," 6 Sep. 2011

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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striated muscle






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The first known use of striatum was in 1882

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More Definitions for striatum


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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marked by turns or indirection

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