a. A flowing together of two or more rivers or streams.
b. The point of juncture of such rivers or streams.
c. The combined river or stream formed by this juncture.
2. A gathering, flowing, or meeting together at one juncture or point: "A confluence of negative events conspired to bring down bond prices" (Michael Gonzalez).
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.