conflux

noun

1. A merger of rivers, or the place where rivers merge.

   “It stands on the conflux of two rivers—the Chelmer, whence the town is called, and the Cann.”

2. A convergence or moving gathering of forces, people, or things.

   “Thence to the gates caſt round thine eye, and ſee / What conflux iſſuing forth, or entring in: / Pretors, Proconſuls to thir Provinces / Haſting or on return, in robes of State; / Lictors and rods the enſigns of thir power; / Legions and Cohorts, turmes of horſe and wings: […]”

   “There was a conflux of emotions and thoughts in him that would not let him either give thorough way to his anger or persevere with simple rigidity of resolve.”

   “So great was the conflux of torches, the flash and gleam of weapons, and the babel of sounds that it wrought on the mind the impression of a fire blazing up in the night.”