flowing or running together; blending into one: confluent rivers; confluent ideas.
2.
Pathology.
a.
running together: confluent efflorescences.
b.
characterized by confluent efflorescences: confluent smallpox.
noun
3.
one of two or more confluent streams.
4.
a tributary stream.
Origin: 1425–75;late Middle English (< Middle French) < Latinconfluent- (stem of confluēns, present participle of confluere to flow together), equivalent to con-con- + flu- (stem of fluere to flow) + -ent--ent; see fluent, fluid