from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An abnormal fear of open or public places.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The fear of wide open spaces, crowds, or uncontrolled social conditions.
from The Century Dictionary and Cyclopedia
- n. In pathology, a dread of crossing open spaces, such as open squares, city parks, etc.: a feature of some cases of neurasthenia.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a morbid fear of open spaces (as fear of being caught alone in some public place)
Greek agorā, marketplace; see ger- in Indo-European roots + -phobia.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin agoraphobia, from Ancient Greek ἀγορά (agorá, "agora (gathering of people or place of gathering)") + φόβος (phobos, "fear"). (Wiktionary)