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Te·huan·te·pec(tə-wän′tə-pĕk′, tĕ-wän′tĕ-), Isthmus of
An isthmus of southern Mexico between the Bay of Campeche and the Gulf of Tehuantepec, a wide inlet of the Pacific Ocean.
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.
(Placename) Isthmus of Tehuantepec the narrowest part of S Mexico, with the Bay of Campeche on the north coast and the Gulf of Tehuantepec (an inlet of the Pacific) on the south coast
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. Isthmus of, an isthmus in S Mexico, between the Gulf of Tehuantepec and the Gulf of Campeche. 125 mi. (200 km) wide at its narrowest point.
2. Gulf of, an inlet of the Pacific, off the S coast of Mexico.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.