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An area of ambiguity between two distinct states or conditions: a twilight zone between good and evil.
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. any indefinite or transitional condition or area
2. (Human Geography) an area of a city or town, usually surrounding the central business district, where houses have become dilapidated
3. (Physical Geography) the lowest level of the ocean to which light can penetrate
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
an ill-defined area between two distinct conditions, categories, etc.; an indefinite boundary.
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.||twilight zone - the lowest level of the ocean to which light can reach|
|2.||twilight zone - the ambiguous region between two categories or states or conditions (usually containing some features of both); "but there is still a twilight zone, the tantalizing occurrences that are probably noise but might possibly be a signal"; "in the twilight zone between humor and vulgarity"; "in that no man's land between negotiation and aggression"|
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