any of the soft, boneless areas in the skull
of a baby
or young animal, which are later closed up by the formation
Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by
Houghton Mifflin Harcourt. All rights reserved.
Wortherkunft von 'fontanel'
, a hollow, pit (of the body) < OFr fontanele
, dim. of fontaine