Antonyms of noun outflow

1 of 3 senses of outflow

Sense 2
outflow, effluence, efflux -- (the process of flowing out)
       Antonym of inflow (Sense 1)
      => inflow, influx -- (the process of flowing in)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun outflow

3 senses of outflow

Sense 1
escape, leak, leakage, outflow -- (the discharge of a fluid from some container; "they tried to stop the escape of gas from the damaged pipe"; "he had to clean up the leak")
       => discharge, outpouring, run -- (the pouring forth of a fluid)

Sense 2
outflow, effluence, efflux -- (the process of flowing out)
       => flow -- (any uninterrupted stream or discharge)

Sense 3
spring, fountain, outflow, outpouring, natural spring -- (a natural flow of ground water)
       => geological formation, formation -- ((geology) the geological features of the earth)