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Able to adapt only to a narrow range of environmental conditions.
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.
(Biology) ecology (of a species, group, etc) able to tolerate only a narrow range of environmental changes. Also sometimes (influenced by -tropic): stenotropic Compare eurytopic
[from steno- + top from Greek topos place + -ic]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014