influent
1 of 2adjective
in·flu·ent ˈin-ˌflü-ənt 
in-ˈflü-
: flowing in
influent
2 of 2noun
1
: something that flows in: such as
a
: a tributary stream
b
: fluid input into a reservoir or process
2
: a factor modifying the balance and stability of an ecological community
Synonyms
Noun
- affluent
- bayou
- branch
- confluent
- feeder
- tributary
See all Synonyms & Antonyms 
Example Sentences
Noun along with its influents, the Missouri and Ohio rivers, the Mississippi River drains all or part of 31 U.S. states and two Canadian provinces
Recent Examples on the Web
Sahana Ghosh, Quartz India, 15 Apr. 2020 The Seattle Times, 29 Apr. 2017
Adjective
The consortium intends to gauge the scale of infection in a population by collecting and examining influent samples from municipal wastewater treatment plants in several countries including in India. Sahana Ghosh, Quartz India, 15 Apr. 2020 Noun
The influent flow is slowed to allow human and food organic waste to settle on the bottom of the tank. The Seattle Times, 29 Apr. 2017 Word History
First Known Use
Adjective
15th century, in the meaning defined above
Noun
1859, in the meaning defined at sense 1
influent
noun
as in tributary
a stream that flows into a larger body of water along with its influents, the Missouri and Ohio rivers, the Mississippi River drains all or part of 31 U.S. states and two Canadian provinces Synonyms & Similar Words
Relevance
- tributary
- confluent
- affluent
- feeder
- bayou
- headwater
- branch
- source
- backwater
- rill
- streamlet
- brook
- creek
- rivulet
- brooklet
- fountainhead
- headstream
- run
- head
Antonyms & Near Antonyms
- effluent
- distributary