INFLUENT
inflowing, influent
(adjective) flowing inward
Source: WordNet® 3.1
Etymology
Noun
influent (plural influents)
a stream which flows into another stream or lake
Synonym: tributary
fluids flowing in
Synonym: inflow
(ecology) an organism having an important effect on a plant or animal community
Adjective
influent (comparative more influent, superlative most influent)
flowing in
exercising astral influence
(ecology) having an important effect on a plant or animal community
Source: Wiktionary
In"flu*ent, a. Etym: [L. influens, -entis, p. pr. of influere,
influxum, to flow in; pref. in- in + fluere to flow. See Fluid.]
1. Flowing in. "With influent tide." Cowper. "Influent odors." Mrs.
Browning.
2. Exerting influence; influential. [Obs.]
I find no office by name assigned unto Dr.Cox, who was virtually
influent upon all, and most active. Fuller.
Source: Webster’s Unabridged Dictionary 1913 Edition