motorium
noun
mo·to·ri·um
mō-ˈtōr-ē-əm 
plural motoria
-ē-ə
1
: the part of an organism and especially the part of its nervous system that is concerned with movement as distinguished from that concerned with sensation
2
: a differentiated cytoplasmic area in certain protozoans that acts as a coordinating center analogous to the brain of higher animals
Cite this Entry
“Motorium.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/motorium. Accessed 31 Oct. 2025.
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