foramen(redirected from lacerate foramen, middle)
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a natural hole, esp one in a bone through which nerves and blood vessels pass
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
A small opening, orifice, pore, or perforation.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.