influent

Flowing in or into.

An inflow, especially a tributary.

Flowing in.

Exerting influence; influential.

Noting that through which air or other fluid enters, either to cleanse or aerate: used of a pipe or duct, or channel.

A tributary stream, looked at from the point of view of the receiving stream.

Flowing in.

Exerting influence; influential.

A stream which flows into another stream or lake.

An organism having an important effect on a plant or animal community.