Also found in: Medical.
acro-(word root) top, tip, summit, height
Examples of words with the root acro-: acrophobia
Abused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree
a. Top; summit: acropetal.
b. Height: acrophobia.
a. Tip; beginning: acronym.
b. Extremity of the body: acromegaly.
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.
1. denoting something at a height, summit, top, tip, beginning, or end: acropolis; acrogen.
2. denoting an extremity of the human body: acromegaly.
[from Greek akros extreme, topmost]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a combining form with the meanings “height,” “tip,” “end,” “extremities of the body”: acrophobia. Also, esp. before a vowel,acr-.
[< Greek, comb. form of ákros topmost, highest]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.