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The ratio of the maximum breadth to the maximum length of the skull, multiplied by 100.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Anatomy) the ratio of the greatest length to the greatest width of the cranium, multiplied by 100: used in comparative anthropology. Compare cephalic index
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
the ratio of the greatest breadth of the head to its greatest length from front to back, multiplied by 100.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||cranial index - ratio (in percent) of the maximum breadth to the maximum length of a skull|
ratio - the relative magnitudes of two quantities (usually expressed as a quotient)
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