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colliculus

noun plural -li
  1. anatomy a small elevation, as on the surface of the optic lobe of the brain
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Word Origin

C19: New Latin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

colliculus in Medicine

colliculus

(kə-lĭkyə-ləs)
n. pl. col•lic•u•li (-lī′)
  1. A small elevation above the surrounding parts of a structure.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.