acrophobic

acrophobia

[ak-ruh-foh-bee-uh]
noun
a pathological fear of heights.

Origin:
1890–95; < Neo-Latin; see acro-, -phobia

acrophobic, adjective, noun

acrophobia, agoraphobia, claustrophobia.
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World English Dictionary
acrophobia (ˌækrəˈfəʊbɪə)
 
n
abnormal fear or dread of being at a great height
 
[C19: from acro- + -phobia]
 
acro'phobic
 
adj, —n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

acrophobia
"morbid fear of heights," 1892, medical L., from Gk. akros "at the end, the top" (see acrid) + -phobia (q.v.).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

acrophobia ac·ro·pho·bi·a (āk'rə-fō'bē-ə)
n.
An abnormal fear of heights.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Cultural Dictionary
acrophobia [(ak-ruh-foh-bee-uh)]

An abnormal fear of heights.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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