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: furrow, groove
: a shallow furrow on the surface of the brain separating adjacent convolutions
Recent Examples on the Web
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sulcus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
1662, in the meaning defined above
Latin; akin to Old English sulh plow, Greek holkos furrow, helkein to pull
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Resources for sulcus
sulcus of Rolando
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More Definitions for sulcus
: furrow, groove
: a shallow furrow on the surface of the brain separating adjacent convolutions — compare fissure sense 1c
More from Merriam-Webster on sulcus
Britannica.com: Encyclopedia article about sulcus
Comments on sulcus
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by force of circumstances
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