1. Land covered with a dense growth of tropical vegetation.
2. A dense thicket or growth.
3. A dense, confused mass; a jumble.
4. Something made up of many confused elements; a bewildering complex or maze: sorting through the jungle of regulations.
5. A place or milieu characterized by intense, often ruthless competition or struggle for survival: the corporate jungle.
6. Slang A place where hoboes camp.
[Ultimately from Sanskrit jaṅgalam, desert, wasteland, uncultivated area, from jaṅgala-, desert, waste.]
jungly (-glē) adj.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.