Drain
Drain verb - To remove (liquid) gradually or completely.
Outfall pipe and drain are semantically related. In some cases you can replace phrase "Outfall pipe" with "Drain", this terms are similar.
Outfall pipe
Drain and outfall pipe are semantically related. Sometimes you can replace term "Drain" with "Outfall pipe", this terms are similar.
Mutual synonyms
Cite this Source
Outfall pipe and Drain. (2016). Retrieved 2026, July 30, from https://thesaurus.plus/related/drain/outfall_pipe
Drain & Outfall pipe. N.p., 2016. Web. 30 Jul. 2026. <https://thesaurus.plus/related/drain/outfall_pipe>.
Outfall pipe or Drain. 2016. Accessed July 30, 2026. https://thesaurus.plus/related/drain/outfall_pipe.
Google Ngram Viewer shows how "drain" and "outfall pipe" have occurred on timeline