Lebanon Mountains A range of Lebanon extending about 160 km (100 mi) parallel to the Mediterranean coast and rising to 3,088 m (10,131 ft).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.Lebanon Mountains pl n (Placename) a mountain range in central Lebanon, extending across the whole country parallel with the Mediterranean coast. Highest peak: 3104 m (10 184 ft). Arabic name: Jebel Liban Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014Leb?anon Moun?tains n.pl. a mountain range extending the length of Lebanon, in the central part. Highest peak, 10,049 ft. (3063 m). Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.