striatum

noun

stri·​a·​tum strī-ˈā-təm 

plural striata strī-ˈā-tə 

: 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

Ting’s team used this technique, called optogenetics, to stimulate certain cells in the striatum of mice. —Allison Parshall, Scientific American, 2 June 2025

Time representations have been found in the striatum and the lateral cortex as well. —Avery Hurt, Discover Magazine, 2 May 2025

Girls with autism may have changes in the striatum, while boys with autism typically have changes in the brain's temporal lobe. —Anna Giorgi, Verywell Health, 21 Apr. 2025

Rigid thinkers tend to have lower levels of dopamine in their prefrontal cortex and higher levels of dopamine in their striatum, a key midbrain structure in our reward system that controls our rapid instincts. —Matt Richtel, New York Times, 8 Apr. 2025

Word History

First Known Use

1882, in the meaning defined above

Phrases Containing striatum

• corpus striatum

Rhymes for striatum

• erratum
• substratum
• atom
• datum
• stratum
• heteroatom
• petrolatum

Medical Definition

striatum

noun

stri·​a·​tum strī-ˈāt-əm 

plural striata -ˈāt-ə 

1

: corpus striatum

2

: neostriatum